DRONE: Remove discord notification

.drone.yml

@@ -27,20 +27,6 @@ steps:
     commands:
       - cd coreos-config
       - ansible-playbook --limit host.nc.chaoswg.org --check --private-key /ssh_key --inventory=inventory.yaml playbook.yaml
-  - name: Notify Discord
-    when:
-      status:
-        - failure
-    image: appleboy/drone-discord
-    settings:
-      webhook_id:
-        from_secret: discord_webhook_id
-      webhook_token:
-        from_secret: discord_webhook_token
-      message: >
-        {{repo.name}}
-        Deployment {{build.number}} failed!
-        {{build.link}}
 
 image_pull_secrets:
   - registry