Markdown preview renders markdown line as a code block while Github does not do so

[PrajwalKrishna]

Prerequisites

• Put an X between the brackets on this line if you have done all of the following:
  • Reproduced the problem in Safe Mode: http://flight-manual.atom.io/hacking-atom/sections/debugging/#using-safe-mode
  • Followed all applicable steps in the debugging guide: http://flight-manual.atom.io/hacking-atom/sections/debugging/
  • Checked the FAQs on the message board for common solutions: https://discuss.atom.io/c/faq
  • Checked that your issue isn't already filed: https://github.com/issues?utf8=✓&q=is%3Aissue+user%3Aatom
  • Checked that there is not already an Atom package that provides the described functionality: https://atom.io/packages

Description

Markdown preview( even when toggled to Github style) highlights the line when Github does not.

Steps to Reproduce

1. Create a new .md file
2. Open up markdown preview with ctrl-shift-m
3. Make sure the preview is in "GitHub Markdown mode"
4. Either paste in it

   - Inside GoLang src folder clone this repo
        git clone https://github.com/PK1210/Go-Quiz-Backend-Server
   

5. Check the preview.

Expected behavior:
The git clone line does not get highlighted.
As you can see here -
- Inside GoLang src folder clone this repo
git clone https://github.com/PK1210/Go-Quiz-Backend-Server

Actual behavior:
The 2nd line gets highlighted.

Reproduces how often: 100 %

Versions

atom --version

    Atom    : 1.33.1
    Electron: 2.0.16
    Chrome  : 61.0.3163.100
    Node    : 8.9.3

apm --version

apm  2.1.2
npm  6.2.0
node 8.9.3 x64
atom 1.33.1
python 2.7.15rc1
git 2.17.1

OS: Ubuntu 18.04.1 LTS

Additional Information

See README.md at https://github.com/PK1210/Go-Quiz-Backend-Server for a concrete example.

[rsese]

Thanks for the report - this feels like something that's been reported before but I didn't find it. Reproduced on 1.33.1 with macOS 10.12.6.

Rendered on .com at https://github.com/PK1210/Go-Quiz-Backend-Server/blob/f2cc19ea9185e66c18e1155a0aa578cd4e05470c/README.md:

Atom 1.33.1, looks like at 6 space indent it's treated as a code block, here's 5 and 8 space indent:

- Inside GoLang src folder clone this repo
     git clone https://github.com/PK1210/Go-Quiz-Backend-Server

- Inside GoLang src folder clone this repo
        git clone https://github.com/PK1210/Go-Quiz-Backend-Server