Update deploy-homepage.yml

Author: MakinoharaShoko

.github/workflows/deploy-homepage.yml

@@ -35,7 +35,7 @@ jobs:
     - name: Build
       run: npm run build
     - name: Upload artifact
-      uses: actions/upload-pages-artifact@v2
+      uses: actions/upload-pages-artifact@v4
       with:
         path: './out'
   deploy: