Remove the redundant update for API endpoint projects/:id/statuses/:sha

This change was first introduced in merge request
https://gitlab.com/gitlab-org/gitlab/-/merge_requests/61470.

Changelog: performance

changelogs/unreleased/326791-removing-redundant-update.yml

----
-title: Remove the redundant update for API endpoint projects/:id/statuses/:sha
-merge_request: 61470
-author:
-type: performance