Merge branch '455851-remove-unused-method' into 'master'

Remove unused code from SyncSeatLinkRequestWorker

See merge request https://gitlab.com/gitlab-org/gitlab/-/merge_requests/149405



Merged-by: Roy Zwambag <rzwambag@gitlab.com>
Approved-by: Roy Zwambag <rzwambag@gitlab.com>
Co-authored-by: Aleksei Lipniagov <alipniagov@gitlab.com>