* Haiku: Some small fixes to the recipe and resource file

Whoops...just some small fixes.

* Update nnn.rdef

Co-authored-by: Jana <engineerarun@gmail.com>

- Add a native vector icon for Haiku (it hasn't been Haiku-ified yet however)
- Add a rdef file (specifies application metadata)
- Add clipboard support, notififcation support, and basic nuke support
- Fix support for fortunes on Haiku ("-s" option is not available on Haiku)
- Cleanup Haiku recipe