unstable_createRoot -> createRoot in test (facebook#17107)

acdlite · web-flow · commit d7feeb25ac8c · 2019-10-15T21:37:54.000-07:00
Fixes test added in facebook#17105, which was based on an earler commit than the one that removed the `unstable_` prefix from `createRoot`.
diff --git a/packages/react-dom/src/__tests__/ReactDOMServerPartialHydration-test.internal.js b/packages/react-dom/src/__tests__/ReactDOMServerPartialHydration-test.internal.js
@@ -2526,7 +2526,7 @@ describe('ReactDOMServerPartialHydration', () => {
     container.innerHTML = finalHTML;
 
     suspend = true;
-    let root = ReactDOM.unstable_createRoot(container, {hydrate: true});
+    let root = ReactDOM.createRoot(container, {hydrate: true});
     root.render(<App showSibling={false} />);
     expect(Scheduler).toFlushAndYield([]);
 
