add cherry-pick action (#5575)

.github/workflows/cherry-pick.yml

@@ -0,0 +1,26 @@
+name: "Cherry-pick dependencies to release branch"
+on:
+  pull_request:
+    branches:
+      - main
+    types: ["closed"]
+
+jobs:
+  cherry_pick_to_release:
+    runs-on: ubuntu-latest
+    name: Cherry pick into release-3.5
+    if: ${{ contains(github.event.pull_request.labels.*.name, 'dependencies') && github.event.pull_request.merged == true }}
+    steps:
+      - name: Checkout
+        uses: actions/checkout@44c2b7a8a4ea60a981eaca3cf939b5f4305c1
+        with:
+          fetch-depth: 0
+      - name: Cherry pick into release-3.5
+        uses: carloscastrojumo/[email protected]
+        with:
+          branch: release-3.5
+          author: nginx-bot <[email protected]>
+          labels: |
+            dependencies
+          reviewers: |
+            kic