Update backport.yml

.github/workflows/backport.yml

@@ -1,9 +1,16 @@
-- name: Backport
-      uses: qcastel/github-actions-backport@master
-      with:
-        backport-branches-regex: "*"
-        
-        git-release-bot-name: "release-bot"
-        git-release-bot-email: "release-bot@example.com"
-        
-        access-token: ${{ secrets.GITHUB_ACCESS_TOKEN }}
+name: Backport
+on:
+  pull_request:
+    types:
+      - closed
+      - labeled
+
+jobs:
+  backport:
+    runs-on: ubuntu-18.04
+    name: Backport
+    steps:
+      - name: Backport
+        uses: tibdex/backport@v1
+        with:
+          github_token: ${{ secrets.GITHUB_TOKEN }}