[PROMOTE TO BLOCKING] Create PostReceive idempotent pushes and creates

What does this MR do?

Promotes the test Create PostReceive idempotent pushes and creates a single push event three times to the blocking bucket

This test was identified in the reliable e2e test report: #443270 (closed)

(This MR was automatically generated by gitlab_quality-test_tooling at 2024-02-26 02:07:43 UTC)