Merge branch 'mat/cloud-connector-observability' into 'master'

GitLab Observability for Self-Managed Customers

See merge request https://gitlab.com/gitlab-org/gitlab/-/merge_requests/131577



Merged-by: Matthias Käppler <mkaeppler@gitlab.com>
Approved-by: Matthias Käppler <mkaeppler@gitlab.com>
Reviewed-by: Matthias Käppler <mkaeppler@gitlab.com>
Reviewed-by: Jessie Young <jessieyoung@gitlab.com>
Reviewed-by: Sacha Guyon <sguyon@gitlab.com>
Co-authored-by: Pawel Rozlach <prozlach@gitlab.com>
Co-authored-by: Mat Appelman <mappelman@gitlab.com>