chore: fix formatting drift and stabilize cron tool mocks

src/cli/acp-cli.option-collisions.test.ts

@@ -1,7 +1,7 @@
-import { Command } from "commander";
 import fs from "node:fs/promises";
 import os from "node:os";
 import path from "node:path";
+import { Command } from "commander";
 import { beforeEach, describe, expect, it, vi } from "vitest";
 
 const runAcpClientInteractive = vi.fn(async (_opts: unknown) => {});