update mergify.yaml (#1332)

.github/mergify.yml

@@ -18,22 +18,6 @@ pull_request_rules:
         commit_message_template: |
            {{ title }} (#{{ number }})
            {{ body }}
-  - name: backport patches to v1.1.x branch
-    conditions:
-      - base=main
-      - label=backport-to-v1.1.x
-    actions:
-      backport:
-        branches:
-          - release/v1.1.x
-  - name: backport patches to v1.2.x branch
-    conditions:
-      - base=main
-      - label=backport-to-v1.2.x
-    actions:
-      backport:
-        branches:
-          - release/v1.2.x
   - name: backport patches to v1.3.x branch
     conditions:
       - base=main
@@ -49,15 +33,15 @@ pull_request_rules:
     actions:
       backport:
         branches:
-          - release/v1.4.x          
-  - name: backport patches to v2.0.x branch
+          - release/v1.4.x     
+  - name: backport patches to v1.5.x branch
     conditions:
       - base=main
-      - label=backport-to-v2.0.x
+      - label=backport-to-v1.5.x
     actions:
       backport:
         branches:
-          - release/v2.0.x
+          - release/v1.5.x
   - name: backport patches to v2.1.x branch
     conditions:
       - base=main
@@ -73,7 +57,15 @@ pull_request_rules:
     actions:
       backport:
         branches:
-          - release/v2.2.x            
+          - release/v2.2.x
+  - name: backport patches to v2.3.x branch
+    conditions:
+      - base=main
+      - label=backport-to-v2.3.x
+    actions:
+      backport:
+        branches:
+          - release/v2.3.x           
   - name: backport patches to v3.0.x branch
     conditions:
       - base=main
@@ -82,3 +74,11 @@ pull_request_rules:
       backport:
         branches:
           - release/v3.0.x
+  - name: backport patches to v3.1.x branch
+    conditions:
+      - base=main
+      - label=backport-to-v3.1.x
+    actions:
+      backport:
+        branches:
+          - release/v3.1.x