Merge branch '426491-improve-ip-block-logs' into 'master'

Improve logs when IP is banned from Git auth

See merge request https://gitlab.com/gitlab-org/gitlab/-/merge_requests/134371



Merged-by: Smriti Garg <sgarg@gitlab.com>
Approved-by: Aboobacker MK <akarakath@gitlab.com>
Approved-by: Smriti Garg <sgarg@gitlab.com>
Reviewed-by: Heinrich Lee Yu <heinrich@gitlab.com>
Co-authored-by: Heinrich Lee Yu <heinrich@gitlab.com>