Merge branch 'aa-doc-mlops-size-limits' into 'master'

Document Ml model file size of 10GB

See merge request https://gitlab.com/gitlab-org/gitlab/-/merge_requests/177723



Merged-by: Brendan Lynch <blynch@gitlab.com>
Approved-by: Fred de Gier <fdegier@gitlab.com>
Approved-by: Brendan Lynch <blynch@gitlab.com>
Co-authored-by: Alper Akgun <aakgun@gitlab.com>