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/GB4E51.ini

@@ -0,0 +1,55 @@
+# GB4E51 - Burnout 2
+
+[OnFrame]
+# Add memory patches to be applied every frame here.
+
+[ActionReplay]
+# Add action replay cheats here.
+$Infinite Boost
+04220D04 42C80000
+$Offensive Driving Complete
+041EDCBC 00000001
+$Unlock Pursuit Mode
+041EDC94 00000000
+$Unlock All Cars, Races & Cheats
+041EDCBC 00000001
+021EDB00 00DE0000
+021EDCBE 00010000
+$Unlock Face-Off Cheat
+041EDC80 00000000
+$Unlock Runaway Cheat
+041EDC84 00000000
+$Unlock Invulnerable Cheat
+041EDC88 00000000
+$Unlock Infinite Boost Cheat
+041EDC8C 00000000
+$Unlock Free Run Cheat
+041EDC90 00000000
+$Unlock Police Car
+041EDB90 00000000
+$Unlock Hot Rod
+041EDB94 00000000
+$Unlock Oval Racer
+041EDB98 00000000
+$Unlock Japanese Muscle
+041EDB9C 00000000
+$Unlock Supercar
+041EDBA0 00000000
+$Unlock Gangster
+041EDBA8 00000000
+$Unlock Driver's Ed
+041EDBAC 00000000
+$Unlock Custom Compact
+041EDB74 00000000
+$Unlock Custom Coupe
+041EDB78 00000000
+$Unlock Custom Sport
+041EDB7C 00000000
+$Unlock Custom Roadster
+041EDB80 00000000
+$Unlock Custom Pickup
+041EDB84 00000000
+$Unlock Custom Muscle
+041EDB88 00000000
+$Unlock Custom SUV
+041EDB8C 00000000