crypto: use `validateObject`

The `validateObject()` validator can be used to cleanup validation and
keep consistency.

PR-URL: https://github.com/nodejs/node/pull/39872


Reviewed-By: Zijian Liu <lxxyxzj@gmail.com>
Reviewed-By: Khaidi Chu <i@2333.moe>
Reviewed-By: James M Snell <jasnell@gmail.com>