Sorted Files section and added MRFileBrowser

[mukilarasan-ravi]

• Sorted Files section in ascending order
• Added MRFileBrowser to the list of file management frameworks.

Thanks for your contribution! This is a template that can make it easier when submitting your contribution:

Your Project: A highly flexible and customizable, feature-rich SwiftUI framework built to provide advanced file and folder selection, browsing, and management capabilities within iOS applications.
Project URL: https://github.com/mukilarasan-ravi/MRFileBrowser
Category: Files
Description: https://github.com/mukilarasan-ravi/MRFileBrowser/blob/main/README.md

Inclusion requirements:

• Has 50 GitHub stargazers or more
• Only one project/change is in this pull request
• Isn't an archived project
• Has more than one contributor
• Has unit tests, integration tests or UI tests
• Addition in alphabetical order (bottom of category)
• Supports iOS 12 / tvOS 10 or later
• Supports Swift 4 or later
• Has a commit from less than 2 years ago
• Has a clear README in English

❤️ Awesome iOS Contributors

[mukilarasan-ravi]

issue id #3269