feat: test coverage of ComboControl and CheckboxFilter

e2e/demo.test.ts

@@ -1,9 +0,0 @@
-import {
-    expect,
-    test,
-} from '@playwright/test';
-
-test('home page has expected h1', async ({ page }) => {
-    await page.goto('/');
-    await expect(page.locator('h1')).toBeVisible();
-});