feat: add workflow for auto author assign

Fixes Issue🛠️

Closes #249

Description:

This pull request addresses the need for a streamlined process by introducing an automated workflow to assign the pull request author as the assignee. This enhancement ensures that the person initiating the changes is automatically assigned, simplifying the assignment process.

Files added

.github/workflows/auto-author-assign.yml

Proposed Changes:

Introduce a GitHub Action that automatically assigns the pull request author as an assignee when a new pull request is created.

Expected Behavior:

Upon creating a pull request, the GitHub Action will automatically assign the pull request author, enhancing the efficiency of the assignment process.

Checklist✅

[X] My code follows the style guidelines of this project
[X] I have performed a self-review of my own code
[ ] I have added demonstration in the form of GIF/video file
[X] I am an Open Source Contributor

@Kritika30032002 please review this PR. Thanks

Kritika30032002 / ReactCreations