Add checkout step

.github/workflows/benchmark.yml

@@ -33,14 +33,6 @@ on:
 env:
   REPORT_FORMAT: ${{ (github.event_name == 'push' || github.event_name == 'pull_request' ) && 'json' || 'csv' }}
 
-permissions:
-  # deployments permission to deploy GitHub pages website
-  deployments: write
-  # contents permission to update benchmark contents in gh-pages branch
-  contents: write
-  # pull-requests permission to create comments on PR in case of alert
-  pull-requests: write
-
 concurrency:
   cancel-in-progress: true
   group: bench-${{ github.event_name }}-${{ github.event.pull_request.number || github.event.after }}
@@ -139,7 +131,16 @@ jobs:
     runs-on: ubuntu-latest
     env:
       RESULTS_DIR: bench-results
+    permissions:
+      # deployments permission to deploy GitHub pages website
+      deployments: write
+      # contents permission to update benchmark contents in gh-pages branch
+      contents: write
+      # pull-requests permission to create comments on PR in case of alert
+      pull-requests: write
     steps:
+      - name: 'Checkout Repository'
+        uses: actions/checkout@v4
       - name: Download benchmark results
         uses: actions/download-artifact@v4
         with: