Draft: Prepare 14.7.2 release

Release issue: gitlab-org/release/tasks#3423 (closed)

Summary

This MR prepares 14-7-stable for 14.7.2.

Automated cherry-picking

Merge requests labeled Pick into 14.7 should be automatically picked into this MR using the following ChatOps command:

# In Slack
/chatops run release merge 14.7.2

Manual intervention

If merge requests cannot be picked automatically they have to be created manually targeting 14-7-stable-patch-2.

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See also Patch Releases documentation.