Update actions/checkout digest to a5ac7e5 (#870)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

.github/workflows/ci.yaml

@@ -13,7 +13,7 @@ jobs:
       cancel-in-progress: true
     steps:
       - name: Checkout
-        uses: actions/checkout@0ad4b8fadaa221de15dcec353f45205ec38ea70b # v4
+        uses: actions/checkout@a5ac7e51b41094c92402da3b24376905380afc29 # v4
       - name: pre-commit
         uses: markushinz/actions/pre-commit@v1.1.10
       - name: Set up Go