test(cli): add cron config mocks to test fixtures

- Add isCronDisabled mock returning true
- Add getCronScheduler mock returning null

This aligns test mocks with the new cron scheduler config interface.

Co-authored-by: Qwen-Coder <qwen-coder@alibabacloud.com>

packages/cli/src/ui/hooks/useGeminiStream.test.tsx

@@ -204,6 +204,8 @@ describe('useGeminiStream', () => {
         .mockReturnValue(contentGeneratorConfig),
       getMaxSessionTurns: vi.fn(() => 50),
       getArenaAgentClient: vi.fn(() => null),
+      isCronDisabled: vi.fn(() => true),
+      getCronScheduler: vi.fn(() => null),
     } as unknown as Config;
     mockOnDebugMessage = vi.fn();
     mockHandleSlashCommand = vi.fn().mockResolvedValue(false);