Merge pull request ember-cli#321 from NullVoxPopuli-ai-agent/fix/bump-test-helpers-for-require

Bump @ember/test-helpers to ^4 in ember4 try scenarios

Author: NullVoxPopuli

test-app/.try.mjs

@@ -17,8 +17,8 @@ module.exports = async function (defaults) {
 };
 
   const ember4 = {
-    '@ember/test-helpers': '^3.2.1',
-    '@ember/test-waiters': '^3.0.0',
+    '@ember/test-helpers': '^4.0.0',
+    '@ember/test-waiters': '^3.1.0',
     '@embroider/compat': '^4.0.3',
     'ember-qunit': '^8.0.0',
     'ember-cli': '~4.12.0',