Update actions/checkout action to v6

Author: renovate[bot]

.github/workflows/build.yml

@@ -25,7 +25,7 @@ jobs:
 
     steps:
       - name: Checkout Code
-        uses: actions/checkout@v5.0.0
+        uses: actions/checkout@v6.0.0
       - name: Pre-commit
         uses: pre-commit/[email protected]
         with: