Allowing fast track

.mergify.yml

@@ -1,6 +1,9 @@
 pull_request_rules:
   - name: Automatic merge on PullApprove
     conditions:
+      - or:
+        - "check-success=pullapprove"
+        - label="fast track"
       - "#approved-reviews-by>=1"
       - "#review-threads-unresolved=0"
       - "-draft"