Ammend test

Author: tom-sherman

packages/react-reconciler/src/__tests__/ReactLazy-test.internal.js

@@ -771,7 +771,7 @@ describe('ReactLazy', () => {
 
     await waitForAll(['Loading...']);
 
-    await resolveFakeImport(42);
+    await resolveFakeImport(React.Fragment);
     root.update(
       <Suspense fallback={<Text text="Loading..." />}>
         <BadLazy />