Merge branch '452382-more-panel-title-options' into 'master'

Add new panel title interpolation options to analytics dashboards

See merge request https://gitlab.com/gitlab-org/gitlab/-/merge_requests/149437



Merged-by: Andrew Fontaine <afontaine@gitlab.com>
Approved-by: Ian Baum <ibaum@gitlab.com>
Approved-by: Andrew Fontaine <afontaine@gitlab.com>
Reviewed-by: Chad Woolley <cwoolley@gitlab.com>
Reviewed-by: Alex Pennells <apennells@gitlab.com>
Co-authored-by: Alex Pennells <apennells@gitlab.com>