GHSA-WQQV-JCFR-9F5G PocketMine-MP has improperly handled dye colour IDs in banner NBT, leading to server crash

Impact DyeColorIdMap-fromId did not account for the possibility that it might be given invalid input. This means that an undefined offset error would occur whenever this happened. This code is indirectly called during Banner-deserializeCompoundTag, which is invoked when deserializing any item NBT...