style: Format test files with Prettier

Co-Authored-By: ashwin@anthropic.com <ashwin@anthropic.com>

client/test/setupTests.ts

@@ -1,6 +1,6 @@
 /// <reference types="vitest/globals" />
 /// <reference types="@testing-library/jest-dom" />
-import '@testing-library/jest-dom/vitest'
+import "@testing-library/jest-dom/vitest";
 
 // Add any additional test setup, custom matchers, or global mocks here
 // This file runs before each test file