Add black formatting github hook

[royari]

https://towardsdatascience.com/keep-your-code-clean-using-black-pylint-git-hooks-pre-commit-baf6991f7376

Expected behavior:
add a pre-commit hook which does the following

• Check for formatting issue when git commit is used.
• runs black to format if issue is found else exits

[arushi-08]

Hi @royari can I take on this?

[royari]

Absolutely!