wince: dynarec boost 1.2 -> 1.5

core/hw/sh4/dyna/decoder.cpp

@@ -1210,7 +1210,7 @@ _end:
 	}
 	// Win CE boost
 	if (mmu_enabled())
-		blk->guest_cycles *= 1.2f;
+		blk->guest_cycles *= 1.5f;
 
 	//make sure we don't use wayy-too-many cycles
 	blk->guest_cycles=min(blk->guest_cycles,max_cycles);