Checkout action update

Author: echedey-ls

.github/workflows/ruff.yml

@@ -7,6 +7,6 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout source
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
       - uses: astral-sh/ruff-action@v4.0.0
         # https://github.com/astral-sh/ruff-action