test benchmark action with write permission

.github/workflows/benchmark.yaml

@@ -26,19 +26,21 @@ on:
       - 'changes/**'
       - 'licenses/**'
       - 'CHANGELOG.md'
-    types:
-      - closed
+    # types:
+    #   - closed
 
 jobs:
   CI:
-    if: github.event.pull_request.merged == true
+    # if: github.event.pull_request.merged == true
     runs-on: ${{ matrix.runner }}
     timeout-minutes: 60
     strategy:
       matrix:
         go-version: [ 1.19.10 ]
         runner: [ ubuntu-latest ]
       fail-fast: true
+    permissions:
+      contents: write
     steps:
       # Clean up space to prevent action from running out of disk space.
       - name: clean
@@ -105,7 +107,7 @@ jobs:
         run: git push 'https://alibaba:${{ secrets.GITHUB_TOKEN }}@github.com/alibaba/ilogtail.git' gh-pages:gh-pages
 
   result:
-    if: github.event.pull_request.merged == true
+    # if: github.event.pull_request.merged == true
     runs-on: ubuntu-latest
     timeout-minutes: 60
     needs: [ CI ]