chore(ci): automatic merge on approval

Author: razonyang

.mergify.yml

@@ -1,7 +1,14 @@
 pull_request_rules:
-  - name: automatic merge for Renovate pull requests
+  - name: Automatic merge for Renovate pull requests
     conditions:
       - author=renovate[bot]
     actions:
       merge:
         method: rebase
+  
+  - name: Automatic merge on approval
+    conditions:
+      - "#approved-reviews-by>=1"
+    actions:
+      merge:
+        method: rebase