Remove Action Replay master codes from game inis that contained them, since they're unnecessary.

Fixes issue 6367: https://code.google.com/p/dolphin-emu/issues/detail?id=6367

Also fixed an AR code missing an '$' symbol beside its description name in G4NJDA.ini

Data/User/GameConfig/GDDE41.ini

@@ -5,8 +5,6 @@ EmulationStateId = 2
 EmulationIssues = 
 [OnFrame] Add memory patches to be applied every frame here.
 [ActionReplay] Add action replay cheats here.
-$Master Code
-C40486D0 00000800
 $Have Infinite Lives
 04765074 00000063
 $Always Have 99 Cogs