Merge branch '233819_refactor_rename' into 'master'

Rename Kubernetes error entity to be more specific

See merge request gitlab-org/gitlab!79150

.rubocop_todo/gitlab/namespaced_class.yml

@@ -496,7 +496,6 @@ Gitlab/NamespacedClass:
   - app/serializers/build_trace_serializer.rb
   - app/serializers/cluster_application_entity.rb
   - app/serializers/cluster_entity.rb
-  - app/serializers/cluster_error_entity.rb
   - app/serializers/cluster_serializer.rb
   - app/serializers/codequality_degradation_entity.rb
   - app/serializers/codequality_reports_comparer_entity.rb

app/serializers/cluster_entity.rb

@@ -24,7 +24,7 @@ class ClusterEntity < Grape::Entity
   end
 
   expose :kubernetes_errors do |cluster|
-    ClusterErrorEntity.new(cluster)
+    Clusters::KubernetesErrorEntity.new(cluster)
   end
 
   expose :enable_advanced_logs_querying do |cluster|

app/serializers/cluster_error_entity.rb

-# frozen_string_literal: true
-
-class ClusterErrorEntity < Grape::Entity
-  expose :connection_error
-  expose :metrics_connection_error
-  expose :node_connection_error
-end

app/serializers/clusters/kubernetes_error_entity.rb

+# frozen_string_literal: true
+
+module Clusters
+  class KubernetesErrorEntity < Grape::Entity
+    expose :connection_error
+    expose :metrics_connection_error
+    expose :node_connection_error
+  end
+end

spec/serializers/cluster_error_entity_spec.rb → spec/serializers/clusters/kubernetes_error_entity_spec.rb

@@ -2,7 +2,7 @@
 
 require 'spec_helper'
 
-RSpec.describe ClusterErrorEntity do
+RSpec.describe Clusters::KubernetesErrorEntity do
   describe '#as_json' do
     let(:cluster) { create(:cluster, :provided_by_user, :group) }