Only await Webpack Runtime update when Webpack is used

Just saves a microtask cycle

Author: eps1lon

packages/next/src/client/components/router-reducer/fetch-server-response.ts

@@ -160,7 +160,11 @@ export async function fetchServerResponse(
     // In prod, every page will have the same Webpack runtime.
     // In dev, the Webpack runtime is minimal for each page.
     // We need to ensure the Webpack runtime is updated before executing client-side JS of the new page.
-    if (process.env.NODE_ENV !== 'production' && isNavigation) {
+    if (
+      process.env.NODE_ENV !== 'production' &&
+      isNavigation &&
+      !process.env.TURBOPACK
+    ) {
       await waitForWebpackRuntimeHotUpdate()
     }