Suggested: update to GitHub's markdown support for Basic writing and formatting syntax section

[LRANUL]

Code of Conduct

• I have read and agree to the GitHub Docs project's Code of Conduct

What article on docs.github.com is affected?

Web link: https://docs.github.com/en/get-started/writing-on-github/getting-started-with-writing-and-formatting-on-github/basic-writing-and-formatting-syntax

What part(s) of the article would you like to see updated?

Reason and outcome: This update will allow GitHub community to use more features supported by GitHub platform which aren't currently mentioned on the docs, this new addition will help the members working on mathematical and scientific fields on GitHub to use appropriate markup to represent relevant scientific and mathematical notations improving there repository more readable to the subject experts/audience.
e.g. The equation chemical notation of water could be interpreted as H₂O by writing as H<sub>2</sub>O
Page section: Styling text

Additional information

Page after suggested update:

[welcome]

Thanks for opening this issue. A GitHub docs team member should be by to give feedback soon. In the meantime, please check out the contributing guidelines.

[ramyaparimi]

@LRANUL
Thanks so much for opening an issue! I'll triage this for the team to review 👀

[LRANUL]

@ramyaparimi This issue got closed, with the removal of the forked repository on my profile, shall I reopen this issue another pull request for the same ?

[ramyaparimi]

@LRANUL I will go ahead and reopen this issue. Please create a PR for the issue at your convenience 💛 .

Thank you so much for your passion in improving GitHub docs 💖 .