ci(deps): update actions/checkout action to v6 (#831)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

.github/workflows/build-and-deploy.yml

@@ -42,7 +42,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
-        uses: actions/checkout@v5.0.1
+        uses: actions/checkout@v6.0.0
         with:
           ssh-key: ${{ secrets.DEPLOY_KEY }}
       - name: Build Image