fix: remove unused imports flagged by code quality

Remove unused `act` import from ConfirmDialog.test.tsx and unused
`SpacesPage`/`ClientsPage` imports from confirm-dialog.spec.ts.

Signed-off-by: mcpmux <mcpmux@users.noreply.github.com>
Signed-off-by: Mohammod Al Amin Ashik <maa.ashik00@gmail.com>

Author: its-mash

tests/e2e/specs/confirm-dialog.spec.ts

@@ -1,5 +1,5 @@
 import { test, expect } from '@playwright/test';
-import { DashboardPage, SpacesPage, ClientsPage } from '../pages';
+import { DashboardPage } from '../pages';
 
 // Helper to click Spaces in sidebar (avoids space switcher button)
 async function goToSpaces(page: import('@playwright/test').Page) {

tests/ts/components/ConfirmDialog.test.tsx

@@ -1,5 +1,5 @@
 import { describe, it, expect, vi } from 'vitest';
-import { render, screen, act } from '@testing-library/react';
+import { render, screen } from '@testing-library/react';
 import userEvent from '@testing-library/user-event';
 import { ConfirmDialog, useConfirm } from '../../../packages/ui/src/components/common/ConfirmDialog';