RafDecoder::decodeMetaDataInternal(): avoid bitwise op on bools
RafDecoder::decodeMetaDataInternal(): avoid bitwise op on bools

LebedevRI/rawspeed,darktable-org/rawspeed,LebedevRI/rawspeed,darktable-org/rawspeed,LebedevRI/rawspeed,LebedevRI/rawspeed,darktable-org/rawspeed,darktable-org/rawspeed,LebedevRI/rawspeed,darktable-org/rawspeed