Add new README.md file in Sanskrit language

[pawankumarsaw]

Checklist:

• [x ] I have read freeCodeCamp's contribution guidelines.
• [x ] My pull request has a descriptive title (not a vague title like Update index.md)
• [x ] My pull request targets the main branch of freeCodeCamp.

I have added a new README file named <README-SKT.md> in Sanskrit Language .
This is my first pull request in my open source contribution journey.

[pawankumarsaw]

I don't know why in my PR README Suffix check is failed although i have checked so many times that ISO 639 in wiki page , the code for Sanskrit language is sa.

[erictleung]

Thanks for contributing and translating our README to Sanskrit! LGTM! 👍 Congratulations on your first pull request here too ✨ And don't worry about the failing test. It looks like there's an issue with the validation script.