Remove the leftover nicaiemu core info file (#2181)

dist/info/nicaiemu_libretro.info

@@ -1,32 +0,0 @@
-# Software Information
-display_name = "Nicai (NicaiEmu)"
-authors = "Aloys"
-supported_extensions = "cbe"
-corename = "nicaiemu"
-categories = "Emulator"
-license = "BSD-3-Clause"
-permissions = ""
-display_version = "0.1.0"
-
-# Hardware Information
-manufacturer = "MStar"
-systemname = "Nicai"
-systemid = "nicai"
-
-# Libretro Features
-database = "Nicai"
-supports_no_game = "false"
-firmware_count = 0
-savestate = "true"
-cheats = "false"
-input_descriptors = "true"
-memory_descriptors = "true"
-libretro_saves = "false"
-core_options = "true"
-load_subsystem = "false"
-hw_render = "false"
-needs_fullpath = "true"
-disk_control = "false"
-is_experimental = "false"
-
-description = "NicaiEmu is an emulator for the Nicai/MStar CBE game format. This libretro core supports .cbe content files."