fix(rubocop): Fix Performance/MapCompact offenses in app/models/ci

See merge request https://gitlab.com/gitlab-org/gitlab/-/merge_requests/182956



Merged-by: Furkan Ayhan <furkanayhn@gmail.com>
Approved-by: Lee Tickett <ltickett@gitlab.com>
Approved-by: Douglas Barbosa Alexandre <dbalexandre@gmail.com>
Approved-by: Furkan Ayhan <furkanayhn@gmail.com>
Reviewed-by: Furkan Ayhan <furkanayhn@gmail.com>
Reviewed-by: Lee Tickett <ltickett@gitlab.com>
Co-authored-by: thelooter <evekolb2204@gmail.com>