test(evals): fix overlapping act() deadlock in app-test-helper (#23666)

evals/app-test-helper.ts

@@ -79,7 +79,7 @@ export function appEvalTest(policy: EvalPolicy, evalCase: AppEvalCase) {
       }
 
       // Render the app!
-      rig.render();
+      await rig.render();
 
       // Wait for initial ready state
       await rig.waitForIdle();

packages/cli/test-setup.ts

@@ -66,7 +66,10 @@ beforeEach(() => {
           ? stackLines.slice(lastReactFrameIndex + 1).join('\n')
           : stackLines.slice(1).join('\n');
 
-      if (relevantStack.includes('OverflowContext.tsx')) {
+      if (
+        relevantStack.includes('OverflowContext.tsx') ||
+        relevantStack.includes('useTimedMessage.ts')
+      ) {
         return;
       }