Yaner

This level is kinda misleading, it judges winning by detecting last words of `smoke_detector` file: https://github.com/git-learning-game/oh-my-git/blob/ce9fcda7735ac6ba32a72cc75f1a5f07a8c0a429/levels/index/compare#L51 So just delete these words.

# Reason This is a legacy issue. By inspecting the commit history of the [python-diskcache library](https://github.com/grantjenks/python-diskcache/), you will find that `diskcache.core.BytesType` was essentially `str` (in Python 2) or `bytes` (in...