refactor: remove vitest imports

Author: BioPhoton

packages/utils/src/lib/profiler/profiler.unit.test.ts

@@ -1,6 +1,5 @@
 import { performance } from 'node:perf_hooks';
 import { threadId } from 'node:worker_threads';
-import { beforeEach, describe, expect, it, vi } from 'vitest';
 import type { ActionTrackEntryPayload } from '../user-timing-extensibility-api.type.js';
 import { Profiler, type ProfilerOptions, getProfilerId } from './profiler.js';
 

packages/utils/src/lib/profiler/wal-json-trace.unit.test.ts

@@ -1,4 +1,3 @@
-import { describe, expect, it } from 'vitest';
 import type { UserTimingTraceEvent } from './trace-file.type.js';
 import { generateTraceContent, traceEventWalFormat } from './wal-json-trace.js';