bump actions/upload-pages-artifact to v3

Author: joeyballentine

.github/workflows/nextjs.yml

@@ -70,7 +70,7 @@ jobs:
             - name: Build the website
               run: npm run build
             - name: Upload artifact
-              uses: actions/upload-pages-artifact@v1
+              uses: actions/upload-pages-artifact@v3
               with:
                   path: ./out