[Jayesh] - update README.md for smooth installation.#1

jayeshd7 wants to merge 1 commit intoib-sundeep:nov-react-classesib-sundeep/react-classes:nov-react-classesfrom

jayeshd7:feature/update_readmejayeshd7/react-jayesh-practice:feature/update_readmeCopy head branch name to clipboard