bump deploy action version

Author: infotroph

.github/workflows/deploy.yml

@@ -18,7 +18,7 @@ jobs:
           npm run build
 
       - name: Deploy 🚀
-        uses: JamesIves/github-pages-deploy-action@4.1.4
+        uses: JamesIves/github-pages-deploy-action@v4.8.0
         with:
           branch: gh-pages # The branch the action should deploy to.
           folder: build # The folder the action should deploy.