GameSettings: Force icache for Deadheat Road (Japan)

Fixes graphical corruption in loading screen - the game executes a
memcpy out of uncached ROM while the DMA is occurring, then modifies it
before it finishes.

data/database/gamesettings.ini

@@ -599,6 +599,11 @@ DMAMaxSliceTicks = 100
 ForceInterlacing = true
 
 
+# SLPS-00267 (Deadheat Road (Japan))
+[SLPS-00267]
+ForceRecompilerICache = true
+
+
 # SLUS-00510 (Vigilante 8 (USA) (Rev 1))
 [SLUS-00510]
 DMAMaxSliceTicks = 300