Merge branch...

Merge branch '413420-feature-flag-rollout-of-simplify_logic_to_find_search_proxy_class' into 'master'

Rollout [Feature flag] simplify_logic_to_find_search_proxy_class

See merge request https://gitlab.com/gitlab-org/gitlab/-/merge_requests/124236



Merged-by: Dmitry Gruzd <dgruzd@gitlab.com>
Approved-by: Siddharth Dungarwal <sdungarwal@gitlab.com>
Approved-by: Dmitry Gruzd <dgruzd@gitlab.com>
Co-authored-by: rkumar555 <rkumar@gitlab.com>