Merge branch 'update-summarize-mr-maturity' into 'master'

Update summarize new merge request maturity to beta

See merge request https://gitlab.com/gitlab-org/gitlab/-/merge_requests/183710



Merged-by: Drew Blessing <drew@gitlab.com>
Approved-by: Amr Taha <ataha@gitlab.com>
Approved-by: Drew Blessing <drew@gitlab.com>
Reviewed-by: Amr Taha <ataha@gitlab.com>
Co-authored-by: Michael Thomas <micthomas@gitlab.com>

ee/lib/gitlab/llm/utils/ai_features_catalogue.rb

@@ -84,7 +84,7 @@ class AiFeaturesCatalogue
             prompt_class: ::Gitlab::Llm::Templates::SummarizeNewMergeRequest,
             feature_category: :code_review_workflow,
             execute_method: ::Llm::SummarizeNewMergeRequestService,
-            maturity: :experimental,
+            maturity: :beta,
             self_managed: false,
             internal: false
           },