Run rspec:feature-flags only on ee

Signed-off-by: Rémy Coutable <remy@rymai.me>

.gitlab/ci/rails.gitlab-ci.yml

@@ -489,7 +489,7 @@ rspec:coverage:
 rspec:feature-flags:
   extends:
     - .coverage-base
-    - .static-analysis:rules:ee-and-foss
+    - .rails:rules:rspec-feature-flags
   stage: post-test
   needs: ["static-analysis"]
   script:

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

@@ -946,6 +946,12 @@
     - <<: *if-merge-request
       changes: [".gitlab/ci/rails.gitlab-ci.yml"]
 
+.rails:rules:rspec-feature-flags:
+  rules:
+    - <<: *if-not-ee
+      when: never
+    - changes: *code-backstage-patterns
+
 #########################
 # Static analysis rules #
 #########################