Yaml cheatsheet

[GitBatra]

Hi @Suryansh1720001 ,
I'd like to add Yaml cheatsheet to your repository so please assign me this issue under Hactoberfest.
Thank you.

[Suryansh1720001]

Hello @GitBatra
Go for it. And go through the readme and contributing file first before sending the pull request.
( Also please keep this in mind - don't send any Plagiarized content. )
Thank you