chore(deps): update actions/checkout action to v6

Author: renovate[bot]

.github/workflows/deploy.yml

@@ -19,7 +19,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout your repository using git
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
       - name: enable corepack
         run: corepack enable
       - name: Install, build, and upload your site