fix JamesIves/github-pages-deploy-action version

Author: FynnBe

.github/workflows/build.yml

@@ -100,7 +100,7 @@ jobs:
         if [[ -n '${{ github.event.pull_request.head.ref }}' ]]; then branch=gh-pages-${{ github.event.pull_request.head.ref }}; else branch=gh-pages; fi
         echo "::set-output name=branch::$branch"
     - name: Deploy to ${{ steps.get_branch.outputs.branch }} 🚀
-      uses: JamesIves/github-pages-deploy-action@4
+      uses: JamesIves/github-pages-deploy-action@v4
       with:
         branch: ${{ steps.get_branch.outputs.branch }}
         folder: dist