Merge branch 'jay-track-secrets_manager-enablement' into 'master'

Track projects count that enabled secrets manager

See merge request https://gitlab.com/gitlab-org/gitlab/-/merge_requests/183730



Merged-by: Niko Belokolodov <nbelokolodov@gitlab.com>
Approved-by: Erick Bajao <fbajao@gitlab.com>
Approved-by: Scott Hampton <shampton@gitlab.com>
Approved-by: Niko Belokolodov <nbelokolodov@gitlab.com>
Reviewed-by: Ankit Panchal <apanchal@gitlab.com>
Co-authored-by: Jayakrishnan Mallissery <jmallissery@gitlab.com>