Enable remove resolve note feature flag by default

https://gitlab.com/gitlab-org/gitlab/-/issues/271254

app/controllers/projects/merge_requests_controller.rb

@@ -40,7 +40,7 @@ class Projects::MergeRequestsController < Projects::MergeRequests::ApplicationCo
     push_frontend_feature_flag(:highlight_current_diff_row, @project)
     push_frontend_feature_flag(:default_merge_ref_for_diffs, @project)
     push_frontend_feature_flag(:core_security_mr_widget, @project, default_enabled: true)
-    push_frontend_feature_flag(:remove_resolve_note, @project)
+    push_frontend_feature_flag(:remove_resolve_note, @project, default_enabled: true)
 
     record_experiment_user(:invite_members_version_a)
     record_experiment_user(:invite_members_version_b)

changelogs/unreleased/ph-removeResolveNoteDefaultEnabled.yml

+---
+title: Remove the ability to resole individual notes
+merge_request: 46775
+author:
+type: removed

config/feature_flags/development/remove_resolve_note.yml

@@ -4,4 +4,4 @@ introduced_by_url:
 rollout_issue_url:
 type: development
 group: group::source code
-default_enabled: false
+default_enabled: true