Add iNES 2.0 support for NROM

NROM usually doesn't have WRAM, but iNES 1.0 doesn't specify WRAM size, so its detection just assumes 8KiB WRAM. iNES 2.0 can precisely identify WRAM size.

Author: CasualPokePlayer

src/BizHawk.Emulation.Cores/Consoles/Nintendo/NES/Boards/NROM.cs

@@ -22,6 +22,10 @@ public override bool Configure(EDetectionOrigin origin)
 					// No VS game used mapper zero but some were changed to use noraml CHR mapping I think
 					NES._isVS = true;
 					break;
+				case "MAPPER0000-00":
+					AssertPrg(8, 16, 32);
+					AssertChr(8); AssertVram(0); AssertWram(0, 2, 4, 8);
+					break;
 				case "BANDAI-NROM-128":
 				case "BANDAI-NROM-256":
 				case "HVC-HROM": //Donkey Kong Jr. (J)