Add frozen_string_literal to serializer specs

https://gitlab.com/gitlab-org/gitlab/issues/27703

spec/serializers/analytics_build_entity_spec.rb

+# frozen_string_literal: true
+
 require 'spec_helper'
 
 describe AnalyticsBuildEntity do

spec/serializers/analytics_build_serializer_spec.rb

+# frozen_string_literal: true
+
 require 'spec_helper'
 
 describe AnalyticsBuildSerializer do

spec/serializers/analytics_issue_entity_spec.rb

+# frozen_string_literal: true
+
 require 'spec_helper'
 
 describe AnalyticsIssueEntity do

spec/serializers/analytics_issue_serializer_spec.rb

+# frozen_string_literal: true
+
 require 'spec_helper'
 
 describe AnalyticsIssueSerializer do

spec/serializers/analytics_merge_request_serializer_spec.rb

+# frozen_string_literal: true
+
 require 'spec_helper'
 
 describe AnalyticsMergeRequestSerializer do

spec/serializers/analytics_stage_serializer_spec.rb

+# frozen_string_literal: true
+
 require 'spec_helper'
 
 describe AnalyticsStageSerializer do

spec/serializers/analytics_summary_serializer_spec.rb

+# frozen_string_literal: true
+
 require 'spec_helper'
 
 describe AnalyticsSummarySerializer do

spec/serializers/blob_entity_spec.rb

+# frozen_string_literal: true
+
 require 'spec_helper'
 
 describe BlobEntity do

spec/serializers/build_action_entity_spec.rb

+# frozen_string_literal: true
+
 require 'spec_helper'
 
 describe BuildActionEntity do

spec/serializers/build_artifact_entity_spec.rb

+# frozen_string_literal: true
+
 require 'spec_helper'
 
 describe BuildArtifactEntity do

spec/serializers/build_details_entity_spec.rb

+# frozen_string_literal: true
+
 require 'spec_helper'
 
 describe BuildDetailsEntity do

spec/serializers/build_serializer_spec.rb

+# frozen_string_literal: true
+
 require 'spec_helper'
 
 describe BuildSerializer do

spec/serializers/cluster_application_entity_spec.rb

+# frozen_string_literal: true
+
 require 'spec_helper'
 
 describe ClusterApplicationEntity do

spec/serializers/cluster_basic_entity_spec.rb

+# frozen_string_literal: true
+
 require 'spec_helper'
 
 describe ClusterBasicEntity do

spec/serializers/cluster_entity_spec.rb

+# frozen_string_literal: true
+
 require 'spec_helper'
 
 describe ClusterEntity do

spec/serializers/cluster_serializer_spec.rb

+# frozen_string_literal: true
+
 require 'spec_helper'
 
 describe ClusterSerializer do

spec/serializers/commit_entity_spec.rb

+# frozen_string_literal: true
+
 require 'spec_helper'
 
 describe CommitEntity do

spec/serializers/container_repository_entity_spec.rb

+# frozen_string_literal: true
+
 require 'spec_helper'
 
 describe ContainerRepositoryEntity do

spec/serializers/container_tag_entity_spec.rb

+# frozen_string_literal: true
+
 require 'spec_helper'
 
 describe ContainerTagEntity do

spec/serializers/deploy_key_entity_spec.rb

+# frozen_string_literal: true
+
 require 'spec_helper'
 
 describe DeployKeyEntity do

spec/serializers/deployment_entity_spec.rb

+# frozen_string_literal: true
+
 require 'spec_helper'
 
 describe DeploymentEntity do

spec/serializers/detailed_status_entity_spec.rb

+# frozen_string_literal: true
+
 require 'spec_helper'
 
 describe DetailedStatusEntity do

spec/serializers/diff_file_entity_spec.rb

+# frozen_string_literal: true
+
 require 'spec_helper'
 
 describe DiffFileEntity do

spec/serializers/diff_line_serializer_spec.rb

+# frozen_string_literal: true
+
 require 'spec_helper'
 
 describe DiffLineSerializer do

spec/serializers/diff_viewer_entity_spec.rb

+# frozen_string_literal: true
+
 require 'spec_helper'
 
 describe DiffViewerEntity do

spec/serializers/diffs_entity_spec.rb

+# frozen_string_literal: true
+
 require 'spec_helper'
 
 describe DiffsEntity do

spec/serializers/discussion_entity_spec.rb

+# frozen_string_literal: true
+
 require 'spec_helper'
 
 describe DiscussionEntity do

spec/serializers/entity_date_helper_spec.rb

+# frozen_string_literal: true
+
 require 'spec_helper'
 
 describe EntityDateHelper do

spec/serializers/entity_request_spec.rb

+# frozen_string_literal: true
+
 require 'spec_helper'
 
 describe EntityRequest do

spec/serializers/environment_entity_spec.rb

+# frozen_string_literal: true
+
 require 'spec_helper'
 
 describe EnvironmentEntity do

spec/serializers/environment_serializer_spec.rb

+# frozen_string_literal: true
+
 require 'spec_helper'
 
 describe EnvironmentSerializer do

spec/serializers/environment_status_entity_spec.rb

+# frozen_string_literal: true
+
 require 'spec_helper'
 
 describe EnvironmentStatusEntity do

spec/serializers/group_child_entity_spec.rb

+# frozen_string_literal: true
+
 require 'spec_helper'
 
 describe GroupChildEntity do

spec/serializers/group_child_serializer_spec.rb

+# frozen_string_literal: true
+
 require 'spec_helper'
 
 describe GroupChildSerializer do

spec/serializers/group_variable_entity_spec.rb

+# frozen_string_literal: true
+
 require 'spec_helper'
 
 describe GroupVariableEntity do

spec/serializers/issue_entity_spec.rb

+# frozen_string_literal: true
+
 require 'spec_helper'
 
 describe IssueEntity do

spec/serializers/issue_serializer_spec.rb

+# frozen_string_literal: true
+
 require 'spec_helper'
 
 describe IssueSerializer do

spec/serializers/job_entity_spec.rb

+# frozen_string_literal: true
+
 require 'spec_helper'
 
 describe JobEntity do

spec/serializers/label_serializer_spec.rb

+# frozen_string_literal: true
+
 require 'spec_helper'
 
 describe LabelSerializer do

spec/serializers/lfs_file_lock_entity_spec.rb

+# frozen_string_literal: true
+
 require 'spec_helper'
 
 describe LfsFileLockEntity do

spec/serializers/merge_request_diff_entity_spec.rb

+# frozen_string_literal: true
+
 require 'spec_helper'
 
 describe MergeRequestDiffEntity do

spec/serializers/merge_request_for_pipeline_entity_spec.rb

+# frozen_string_literal: true
+
 require 'spec_helper'
 
 describe MergeRequestForPipelineEntity do

spec/serializers/merge_request_serializer_spec.rb

+# frozen_string_literal: true
+
 require 'spec_helper'
 
 describe MergeRequestSerializer do

spec/serializers/merge_request_user_entity_spec.rb

+# frozen_string_literal: true
+
 require 'spec_helper'
 
 describe MergeRequestUserEntity do

spec/serializers/merge_request_widget_entity_spec.rb

+# frozen_string_literal: true
+
 require 'spec_helper'
 
 describe MergeRequestWidgetEntity do

spec/serializers/note_entity_spec.rb

+# frozen_string_literal: true
+
 require 'spec_helper'
 
 describe NoteEntity do

spec/serializers/pipeline_details_entity_spec.rb

+# frozen_string_literal: true
+
 require 'spec_helper'
 
 describe PipelineDetailsEntity do

spec/serializers/pipeline_entity_spec.rb

+# frozen_string_literal: true
+
 require 'spec_helper'
 
 describe PipelineEntity do

spec/serializers/pipeline_serializer_spec.rb

+# frozen_string_literal: true
+
 require 'spec_helper'
 
 describe PipelineSerializer do

spec/serializers/project_mirror_entity_spec.rb

+# frozen_string_literal: true
+
 require 'spec_helper'
 
 describe ProjectMirrorEntity do

spec/serializers/project_mirror_serializer_spec.rb

+# frozen_string_literal: true
+
 require 'spec_helper'
 
 describe ProjectMirrorSerializer do

spec/serializers/project_note_entity_spec.rb

+# frozen_string_literal: true
+
 require 'spec_helper'
 
 describe ProjectNoteEntity do

spec/serializers/remote_mirror_entity_spec.rb

+# frozen_string_literal: true
+
 require 'spec_helper'
 
 describe RemoteMirrorEntity do

spec/serializers/request_aware_entity_spec.rb

+# frozen_string_literal: true
+
 require 'spec_helper'
 
 describe RequestAwareEntity do

spec/serializers/runner_entity_spec.rb

+# frozen_string_literal: true
+
 require 'spec_helper'
 
 describe RunnerEntity do

spec/serializers/stage_entity_spec.rb

+# frozen_string_literal: true
+
 require 'spec_helper'
 
 describe StageEntity do

spec/serializers/test_case_entity_spec.rb

+# frozen_string_literal: true
+
 require 'spec_helper'
 
 describe TestCaseEntity do

spec/serializers/test_reports_comparer_entity_spec.rb

+# frozen_string_literal: true
+
 require 'spec_helper'
 
 describe TestReportsComparerEntity do

spec/serializers/test_reports_comparer_serializer_spec.rb

+# frozen_string_literal: true
+
 require 'spec_helper'
 
 describe TestReportsComparerSerializer do

spec/serializers/test_suite_comparer_entity_spec.rb

+# frozen_string_literal: true
+
 require 'spec_helper'
 
 describe TestSuiteComparerEntity do

spec/serializers/trigger_variable_entity_spec.rb

+# frozen_string_literal: true
+
 require 'spec_helper'
 
 describe TriggerVariableEntity do

spec/serializers/user_entity_spec.rb

+# frozen_string_literal: true
+
 require 'spec_helper'
 
 describe UserEntity do

spec/serializers/variable_entity_spec.rb

+# frozen_string_literal: true
+
 require 'spec_helper'
 
 describe VariableEntity do