Fix: standardize quotes in nuxthub.yml and ensure newline at end of file

.github/workflows/nuxthub.yml

@@ -3,7 +3,7 @@ on: push
 
 jobs:
   deploy:
-    name: Deploy to NuxtHub
+    name: "Deploy to NuxtHub"
     runs-on: ubuntu-latest
     environment:
       name: ${{ github.ref == 'refs/heads/main' && 'production' || 'preview' }}
@@ -22,7 +22,7 @@ jobs:
         uses: actions/setup-node@v4
         with:
           node-version: 22
-          cache: pnpm
+          cache: 'pnpm'
 
       - name: Install dependencies
         run: pnpm install