Merge branch '467397-self-signed-dev-tokens' into 'master'

Allow self-signed CC tokens in development

See merge request https://gitlab.com/gitlab-org/gitlab/-/merge_requests/156496



Merged-by: Patrick Cyiza <jpcyiza@gitlab.com>
Approved-by: Patrick Cyiza <jpcyiza@gitlab.com>
Reviewed-by: Patrick Cyiza <jpcyiza@gitlab.com>
Co-authored-by: Matthias Kaeppler <mkaeppler@gitlab.com>