feat: archive full dolphin-emu/Sys, add DSP/font/IPL paths to pack

dolphin-emu/Sys/ folder (2562 files) from libretro/dolphin Data/Sys.
retroarch.yml: DSP firmware (dsp_coef.bin, dsp_rom.bin), fonts
(font_western.bin, font_japanese.bin) at dolphin-emu/Sys/GC/ paths.
ref: DolphinLibretro/Boot.cpp:72-73, HW/DSPLLE/DSPHost.cpp,
HW/EXI/EXI_DeviceIPL.cpp. pack: 452 files, 0 missing.

bios/Nintendo/GameCube/dolphin-emu/Sys/GameSettings/GFZ.ini

@@ -0,0 +1,18 @@
+# GFZE01, GFZJ01, GFZP01 - F-Zero GX
+# GFZJ8P - F-Zero AX
+
+[Core]
+# Values set here will override the main Dolphin settings.
+FPRF = True
+CPUThread = False
+
+[OnFrame]
+# Add memory patches to be applied every frame here.
+
+[ActionReplay]
+# Add action replay cheats here.
+
+[Video_Hacks]
+# In the Sand Ocean track, EFB peeks occur across the whole screen.
+# This leads to slow performance with the tile cache enabled, so disable it.
+EFBAccessTileSize = 0