--comment is erroneously required to run

[JoshuaKGoldberg]

🐛 Bug Report

• tslint-to-eslint-config version: 1.0.0-beta
• ESLint version: N/A
• Node version: N/A

Actual Behavior

λ  npx tslint-to-eslint-config --prettier
️
❌ 1 error running tslint-to-eslint: ❌
  Error: --comment requires file path globs to be passed.
    at Object.<anonymous> (C:\Code\tslint-to-eslint-config\src\comments\convertComments.js:6:14)

Expected Behavior

If --comment isn't provided, don't ask for it.

Reproduction

npx tslint-to-eslint-config in any repository.