Make RSC tests await act

Author: alexeyr

node_package/tests/RSCClientRoot.test.jsx

@@ -87,7 +87,7 @@ enableFetchMocks();
 
     await act(async () => {
       pushFirstChunk();
-      render();
+      await render();
     });
     expect(window.fetch).toHaveBeenCalledWith('/rsc-render/TestComponent?props=undefined');
     expect(window.fetch).toHaveBeenCalledTimes(1);
@@ -108,7 +108,7 @@ enableFetchMocks();
     const { render, pushFirstChunk, pushSecondChunk, endStream } = await mockRSCRequest();
 
     await act(async () => {
-      render();
+      await render();
       pushFirstChunk();
     });
     expect(consoleSpy).toHaveBeenCalledWith(
@@ -138,7 +138,7 @@ enableFetchMocks();
     const { render, pushFirstChunk, pushSecondChunk, endStream } = await mockRSCRequest('/rsc-render/');
 
     await act(async () => {
-      render();
+      await render();
       pushFirstChunk();
       pushSecondChunk();
       endStream();