release-22.2:Backport!6928

Merged Andrey Vertiprahov requested to merge cherry-pick-b5bb7c3f into release-22.2

Fix 'referenced before assignment' on escalation notify.

See merge request !6928 (merged)

(cherry picked from commit b5bb7c3f)

39db04ba Fix 'referenced before assignment' on escalation notify. 1f61320d Fix flake.

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