Script and description added

[TheBugYouCantFix]

Description

This is a simple script that sorts the files from a given directory by their extensions.

Fixes #1392

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

Type of change

Please delete options that are not relevant.

• [ ] New feature (non-breaking change which adds functionality)

Checklist:

• [x] My code follows the style guidelines(Clean Code) of this project
• [x] I have performed a self-review of my own code
• [x] I have commented my code, particularly in hard-to-understand areas
• [x] I have created a helpful and easy to understand README.md
• [ ] I have made corresponding changes to the documentation
• [x] My changes generate no new warnings
• [ ] I have added tests/screenshots(if any) that prove my fix is effective or that my feature works

[github-actions[bot]]

PR is not linked to any issue, please make the corresponding changes in the body. The issue should look like this. For help follow this link

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