Fix small bug that was preventing some shaders from loading.
Fix small bug that was preventing some shaders from loading.

libretro/ppsspp-native,unknownbrackets/native,unknownbrackets/native,zhykzhykzhyk/ppsspp-native,hrydgard/native,hrydgard/native,hrydgard/native,unknownbrackets/native,unknownbrackets/native,zhykzhykzhyk/ppsspp-native,libretro/ppsspp-native,libretro/ppsspp-native,libretro/ppsspp-native,zhykzhykzhyk/ppsspp-native,zhykzhykzhyk/ppsspp-native,hrydgard/native