Merge branch 'use-correct-script-location' into 'master'

Use the correct script location for the build trigger script

See merge request gitlab-org/gitlab-ce!20454

.gitlab-ci.yml

@@ -327,7 +327,7 @@ cloud-native-image:
   cache: {}
   script:
     - gem install gitlab --no-ri --no-rdoc
-    - ./trigger-build cng
+    - ./scripts/trigger-build cng
   only:
     - tags@gitlab-org/gitlab-ce
     - tags@gitlab-org/gitlab-ee