Merge branch '391277-fix-saved-on-demand-scans-flaky-test' into 'master'

This MR fix flake test for saved on-demand scans

See merge request https://gitlab.com/gitlab-org/gitlab/-/merge_requests/111945



Merged-by: Anna Vovchenko <avovchenko@gitlab.com>
Approved-by: Ross Byrne <robyrne@gitlab.com>
Approved-by: Anna Vovchenko <avovchenko@gitlab.com>
Reviewed-by: Artur Fedorov <afedorov@gitlab.com>
Co-authored-by: Artur Fedorov <afedorov@gitlab.com>