Update actions/checkout action to v5.1.0

Author: renovate[bot]

.github/workflows/deno-ci-check.yml

@@ -18,7 +18,7 @@ jobs:
 
     steps:
       - name: Setup repo
-        uses: actions/checkout@08c6903cd8c0fde910a37f88322edcfb5dd907a8 # v5.0.0
+        uses: actions/checkout@fbc6f3992d24b796d5a048ff273f7fcc4a7b6c09 # v5.1.0
 
       - name: Setup Deno
         uses: denoland/setup-deno@22d081ff2d3a40755e97629de92e3bcbfa7cf2ed # v2.0.5