fix(common-tests): use relative import in browser test utils

Avoid import/order failures when tsconfig paths resolve the package
self-import as internal while testcafe stays external.

Co-authored-by: Cursor <cursoragent@cursor.com>

Author: mrTuomoK

packages/common-tests/browser-tests/eventSearch/search-page.testcafe.utils.ts

@@ -1,10 +1,10 @@
+import { screen } from '@testing-library/testcafe';
+import { ClientFunction, t } from 'testcafe';
 import {
   EventDetailsPage,
   ClosedEventDetailsPage,
   EventSearchPage,
-} from '@events-helsinki/common-tests/browser-tests';
-import { screen } from '@testing-library/testcafe';
-import { ClientFunction, t } from 'testcafe';
+} from '../page-model';
 
 /**
  * Use the `window.history.back()` -client function.