Remove nextjs static site flag for configure pages action.

This is no longer required for configure-pages v5.

.github/workflows/nextjs.yml

@@ -26,17 +26,16 @@ jobs:
     steps:
       - name: Checkout
         uses: actions/checkout@v4
+
       - name: Setup node
         uses: actions/setup-node@v4
         with:
           node-version: "20"
           cache: "npm"
+
       - name: Setup pages
         uses: actions/configure-pages@v5
-        with:
-          # Automatically inject basePath in your Next.js configuration file and disable
-          # server side image optimization (https://nextjs.org/docs/api-reference/next/image#unoptimized).
-          static_site_generator: next
+
       - name: Restore cache
         uses: actions/cache@v4
         with:
@@ -47,12 +46,16 @@ jobs:
           # If source files changed but packages didn't, rebuild from a prior cache.
           restore-keys: |
             ${{ runner.os }}-nextjs-${{ hashFiles('**/package-lock.json', '**/yarn.lock') }}-
+
       - name: Install dependencies
         run: npm install
+
       - name: Build with next.js
         run: npm run build
+
       - name: nojekyll
         run: touch ./out/.nojekyll
+
       - name: Upload artifact
         uses: actions/upload-pages-artifact@v3
         with: