Merge branch 'extract-pipeline-creation-service-including-components-spec' into 'master'

Extract pipeline creation with CI components specs

See merge request https://gitlab.com/gitlab-org/gitlab/-/merge_requests/183863



Merged-by: Laura Montemayor <lmontemayor@gitlab.com>
Approved-by: Laura Montemayor <lmontemayor@gitlab.com>
Co-authored-by: Avielle Wolfe <awolfe@gitlab.com>