Numbered lists are displayed with bullets

[hlissner]

Describe the bug:

Expected behavior:

Where did this happen: I created a private gist with this markdown in it:

**Quick start**

1. Install Emacs 26.1+ (27 is recommended. 28 is not)
2. Install ripgrep through your OS package manager
3. `git clone https://github.com/hlissner/doom-emacs ~/.emacs.d`
4. `~/.emacs.d/bin/doom install`

Desktop (please complete the following information):

• OS: NixOS 19.09
• Browser: Firefox
• Version: 74

Additional add-ons installed: Disabled all my other plugins to test this.