CI: Move publish_draft_release job to test stage, and substrate changelog subsections (#908)

* Move publish_draft_release to test stage

Also remove the alert_pending_release job since it's no longer needed

* delete alert_pending_release.sh

* Add splitting substrate changes into subsections

polkadot/.gitlab-ci.yml

@@ -111,14 +111,14 @@ check-line-width:
   interruptible:                   true
   allow_failure:                   true
 
-alert-pending-release:
+publish-draft-release:
   stage:                           test
   image:                           parity/tools:latest
   only:
     - tags
     - /^v[0-9]+\.[0-9]+\.[0-9]+.*$/        # i.e. v1.0.1, v2.1.0rc1
   script:
-    - ./scripts/gitlab/alert_pending_release.sh
+    - ./scripts/gitlab/publish_draft_release.sh
   interruptible:                   true
   allow_failure:                   true
 
@@ -278,21 +278,6 @@ publish-s3-release:
 
 
 
-publish-draft-release:
-  stage:                           deploy
-  image:                           parity/tools:latest
-  only:
-    - tags
-    - /^v[0-9]+\.[0-9]+\.[0-9]+.*$/        # i.e. v1.0.1, v2.1.0rc1
-  script:
-    - ./scripts/gitlab/publish_draft_release.sh
-  interruptible:                   true
-  allow_failure:                   true
-
-
-
-
-
 .deploy-template:                  &deploy
   stage:                           deploy
   when:                            manual