Update README.md

[aditi1403]

Description :

Please include a summary of the change and which issue is fixed. List any dependencies that are required for this change.

Fixes #(issue_no) :

Replace issue_no with the issue number which is fixed in this PR

Have you read the Contributing Guidelines on Pull Requests?

• Yes
• No

Type of change :

Please delete/edit options that are not relevant.

• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to not work as expected)

Checklist :

• My code follows the style guidelines(Clean Code) of this project
• I have performed a self-review of my own code
• My changes generate no new warnings
• I have added tests/screenshots(if any) that prove my fix is effective or that my feature works.