fix: use custom deploy key for gh pages actions

Author: ppmathis

.github/workflows/crowpi.yml

@@ -33,5 +33,5 @@ jobs:
         uses: peaceiris/actions-gh-pages@v3
         if: github.ref == 'refs/heads/main'
         with:
-          github_token: ${{ secrets.GITHUB_TOKEN }}
+          deploy_key: ${{ secrets.ACTIONS_DEPLOY_KEY }}
           publish_dir: ./public