games/libretro-*: Update libretro cores and fix path
Update cores and fix path.
Some users complain than cores are installed in libexec instead of lib where
RetroArch looks. So emulators will work out of box.
PR: 246067
Submitted by: menelkir@itroll.org (maintainer)
Approved by: tcberner (mentor)
Differential Revision: https://reviews.freebsd.org/D24820
[NEW PORTS]: games/libretro-* libretro cores for compatible emulators
Libretro is a simple API that allows for the creation of games and emulators. It
needs a compatible libretro emulator to work (such as retroarch). This is a
collection of 48 ports and a meta port to play retrogames.
libretro - meta port for libretro cores
libretro-2048 - 2048 puzzle
libretro-beetle_bsnes - Nintendo SNES emulator from Mednafen
libretro-beetle_gba - Nintendo Gameboy Advance emulator from Mednafen
libretro-beetle_lynx - Atari Lynx emulator from Mednafen
libretro-beetle_ngp - Neogeo Pocket emulator from Mednafen
libretro-beetle_pce_fast - NEC PC Engine emulator from Mednafen
libretro-beetle_pcfx - NEC PCFX emulator from Mednafen
libretro-beetle_psx - Sony Playstation emulator from Mednafen
libretro-beetle_supergrafx - NEC Supergrafx emulator from Mednafen
libretro-beetle_vb - Nintendo Virtual Boy emulator from Mednafen
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