[PROMOTE TO BLOCKING] Create Push Rules with commits restricted to verified emails rejects unverified emails

What does this MR do?

Promotes the test Create Push Rules with commits restricted to verified emails rejects unverified emails to the blocking bucket

This test was identified in the reliable e2e test report: #441362 (closed)

(This MR was automatically generated by gitlab_quality-test_tooling at 2024-02-12 02:06:22 UTC)