Merge branch 'use-dummy-collector-if-no-feature' into 'master'

ci: Use a dummy collector if the feature is not available

See merge request https://gitlab.com/gitlab-org/gitlab/-/merge_requests/143390



Merged-by: Jennifer Li <jli@gitlab.com>
Approved-by: Jennifer Li <jli@gitlab.com>
Co-authored-by: Lin Jen-Shin <jen-shin@gitlab.com>