test: move playwright test suite to top level (#2113)

tests/parallels/theme.spec.ts

@@ -1,10 +1,10 @@
 import { resolve } from 'node:path';
 
+import { test } from '@affine-test/kit/playwright';
 import { expect } from '@playwright/test';
 
 import { openHomePage } from '../libs/load-page';
 import { waitMarkdownImported } from '../libs/page-logic';
-import { test } from '../libs/playwright';
 import { testResultDir } from '../libs/utils';
 
 // default could be anything according to the system