[Documentation]: Add Contributors list action workflow

[yashksaini-coder]

📥 Pull Request

This PR adds a GitHub Actions workflow to automatically update the contributors list in the Contributors section in README file whenever there is a push to the main branch or a manual workflow dispatch. The workflow fetches and update the contributors list.

Fixes #77

Type of change

• 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)
• Documentation update

Checklist:

• My code follows the style guidelines of this project
• I have performed a self-review of my code
• I have commented my code, particularly in hard-to-understand areas
• I have added tests that prove my fix is effective or that my feature works
• New and existing unit tests pass locally with my changes
• Any dependent changes have been merged and published in downstream modules

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@ajay-dhangar Review this PR, and add labels to this PR.

[yashksaini-coder]

Also assign me on this PR

[ajay-dhangar]

👍

[yashksaini-coder]

👍

@ajay-dhangar I ran into an issue with my hacktoberfest profile, the PR is showing excluded tag, even though it is merged.