Merge branch 'enable_ci_pipeline_status_omit_commit_sha_in_cache_key_by_default' into 'master'

Enable ci_pipeline_status_omit_commit_sha_in_cache_key FF by default

Closes #229139

See merge request gitlab-org/gitlab!38366

lib/gitlab/ci/features.rb

@@ -31,7 +31,7 @@ module Gitlab
       end
 
       def self.pipeline_status_omit_commit_sha_in_cache_key?(project)
-        Feature.enabled?(:ci_pipeline_status_omit_commit_sha_in_cache_key, project)
+        Feature.enabled?(:ci_pipeline_status_omit_commit_sha_in_cache_key, project, default_enabled: true)
       end
 
       def self.release_generation_enabled?