Re-enable metadata compare CI check (#3895)

polkadot/.gitlab-ci.yml

@@ -269,6 +269,22 @@ build-adder-collator:
 
 #### stage:                        build
 
+check-transaction-versions:
+  image:                           node:15
+  stage:                           build
+  <<:                              *rules-test
+  <<:                              *docker-env
+  <<:                              *vault-secrets
+  needs:
+    - job:                         test-build-linux-stable
+      artifacts:                   true
+  before_script:
+    - apt-get -y update; apt-get -y install jq lsof
+    - npm install --ignore-scripts -g @polkadot/metadata-cmp
+    - git fetch origin release
+  script:
+    - scripts/gitlab/check_extrinsics_ordering.sh
+
 generate-impl-guide:
   stage:                           build
   <<:                              *rules-test