mergify: to go to CI, work not matters if approved

As pr-head is neutral, means there was a push, we should test PR again and if all passed,
should be marked as ready for merge.

Author: 0xc0170

.mergify.yml

@@ -81,7 +81,6 @@ pull_request_rules:
     conditions:
       - base~=feature-mergify
       # Labels
-      - "label!=needs: work"
       - "label!=needs: preceding PR"
 
       # Reviewers