Merge branch...

Merge branch '470600-send-the-unique-project_id-task-to-the-zoekt-indexer-in-the-tasks-api-2' into 'master' 

Skip the same project_identifier tasks in the GET API

See merge request https://gitlab.com/gitlab-org/gitlab/-/merge_requests/160240



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