dos2unix: Update to 7.4.4

[TheRealKeto]

This PR updates dos2unix to its latest released version, 7.4.4. Tested on iOS 12, 14, and macOS 12.6.1, building on macOS.

Checklist

• [x] Have you made sure there aren't any other open Pull Requests for the same update/change?
• [ ] This Pull Request doesn't contain any package additions; it's a small change (e.g README change)
• [x] Have you confirmed this builds & works as intended on an iOS device (if applicable)?
• [x] Have you confirmed this builds & works as intended on a macOS device (if applicable)?