fix: enable persist-credentials in benchmark checkout step

Refs: #7656

Author: deleonio

.github/workflows/benchmark.monitoring.yml

@@ -31,7 +31,7 @@ jobs:
         uses: actions/checkout@v4
         with:
           fetch-depth: 0
-          persist-credentials: false
+          token: ${{ steps.app-token.outputs.token }}
 
       - name: Install and execute benchmark
         uses: ./.github/actions/benchmark