emulators/mame: Update 0.282 => 0.284
Commit logs:
https://github.com/mamedev/mame/compare/mame0282...mame0284
- Simplify and improve portscout detection.
- Remove upstreamed patch.
PR: 291514
Approved by: Laurent Chardon <laurent.chardon@gmail.com> (maintainer)
Co-authored-by: Laurent Chardon <laurent.chardon@gmail.com>