Skip QA if not EE

`build-qa-image` is already skipped if not EE, therefore QA can't
run anyway, and if we don't skip QA scheduled FOSS pipeline cannot be
created due to missing `build-qa-image` under FOSS.

.gitlab/ci/rules.gitlab-ci.yml

@@ -525,6 +525,8 @@
 
 .qa:rules:package-and-qa:
   rules:
+    - <<: *if-not-ee
+      when: never
     - <<: *if-dot-com-gitlab-org-and-security-merge-request
       changes: *ci-qa-patterns
       allow_failure: true