Merge branch 'el-include-username-on-log' into 'master'

Include username in log entry if it is available

Closes gitlab-org/modelops/anti-abuse/team-tasks#531

See merge request https://gitlab.com/gitlab-org/gitlab/-/merge_requests/143625



Merged-by: Eugie Limpin <elimpin@gitlab.com>
Approved-by: Joe Woodward <jwoodward@gitlab.com>
Approved-by: Aditya Tiwari <atiwari@gitlab.com>
Reviewed-by: Aditya Tiwari <atiwari@gitlab.com>