Merge pull request #305 from rooseveltframework/renovate/actions-checkout-6.x

Update actions/checkout action to v6

Author: kethinov

.github/workflows/.ci.yml

@@ -8,7 +8,7 @@ jobs:
         node-version: [20.x, 22.x, 24.x]
         os: [ubuntu-latest, macos-latest, windows-latest]
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - name: Use Node.js ${{ matrix.node-version }}
         uses: actions/setup-node@v6
         with: