refactor: move test utils to package (#3206)

tests/kit/utils/utils.ts

@@ -0,0 +1,14 @@
+import type { Page } from '@playwright/test';
+
+export async function waitForLogMessage(
+  page: Page,
+  log: string
+): Promise<boolean> {
+  return new Promise(resolve => {
+    page.on('console', msg => {
+      if (msg.type() === 'log' && msg.text() === log) {
+        resolve(true);
+      }
+    });
+  });
+}