fix(cli): generate still run cache when disabled (#7802)

Co-authored-by: lihbr <lihbr@users.noreply.github.com>

packages/cli/src/utils/generate.js

@@ -24,6 +24,7 @@ export async function ensureBuild (cmd) {
     const builder = await cmd.getBuilder(nuxt)
     await builder.build()
     await nuxt.close()
+    return
   }
 
   // Default build ignore files