Merge branch 'product-analytics-caveat' into 'master'

Add personal namespace analytics caveat

See merge request https://gitlab.com/gitlab-org/gitlab/-/merge_requests/129611



Merged-by: Lorena Ciutacu <lciutacu@gitlab.com>
Approved-by: Lorena Ciutacu <lciutacu@gitlab.com>
Reviewed-by: Lorena Ciutacu <lciutacu@gitlab.com>
Co-authored-by: Lee Tickett <ltickett@gitlab.com>