bump checkout version

Author: orangetin

.github/workflows/check_code_quality.yml

@@ -20,6 +20,6 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - uses: pre-commit/action@v3.0.1