fix(desktop): sort imports in background-complete-event test

apps/desktop/src/app/session/hooks/use-message-stream/background-complete-event.test.tsx

@@ -1,8 +1,7 @@
+import type { GatewayEvent } from '@hermes/shared'
 import { act, cleanup } from '@testing-library/react'
 import { afterEach, beforeEach, describe, expect, it, vi } from 'vitest'
 
-import type { GatewayEvent } from '@hermes/shared'
-
 import { type MessageStreamHarness, renderMessageStream } from './test-harness'
 
 const SID = 'session-1'