Create CONTRIBUTING.md file

[Sejal1Verma]

Few basic information for contributing to a repository.

Pull request type

Please check the type of change your PR introduces:

• [ ] Bugfix
• [ ] Feature
• [ ] Code style update (formatting, renaming)
• [ ] Refactoring (no functional changes, no api changes)
• [ ] Build related changes
• [x] Documentation content changes
• [ ] Other (please describe):

Related issue

• Issue Number : N/A <!-- Put the link of issue solved via PR in place of N/A>

Proposed changes

• change 1
• change 2
• ........
• ........
• change n

Additional Information

• any additional information or context

Checklists

• [ ] Tests
• [ ] Documentation

Screenshots

Original	Updated
Original Screenshot	Updated Screenshot

[Sejal1Verma]

@AasthaGithub ma'am and @akrishna0 sir I request you to please review my work

[akrishna0]

Please follow the template don't just make a pull request after making changes describe everything as asked in the PR template if possible