ci(create-e2e): run monorepo verify twice to test caching

Author: fengmk2

.github/workflows/test-vp-create.yml

@@ -260,3 +260,8 @@ jobs:
       - name: Verify project builds
         working-directory: ${{ runner.temp }}/test-project
         run: ${{ matrix.template.verify-command }}
+
+      - name: Verify cache (monorepo only)
+        if: matrix.template.name == 'monorepo'
+        working-directory: ${{ runner.temp }}/test-project
+        run: ${{ matrix.template.verify-command }}