Merge branch 'andrey-add-spec-location-as-field' into 'master'

Add location field to exported metrics

See merge request https://gitlab.com/gitlab-org/gitlab/-/merge_requests/159525



Merged-by: Tiffany Rea <trea@gitlab.com>
Approved-by: Tiffany Rea <trea@gitlab.com>
Reviewed-by: Andrejs Cunskis <acunskis@gitlab.com>
Co-authored-by: Andrejs Cunskis <acunskis@gitlab.com>