[ResourceLib] Pointless allocation on XTEA buffer

[AnthonyFuller]

ZHMTools/Libraries/ResourceLib/Src/Util/XTEA.h

Line 39 in 6add9ff

const auto s_EncryptedSize = p_Data.size() + (c_BlockSize - (p_Data.size() % c_BlockSize));

This line of code will (pointlessly) allocate 8 more null bytes if the input string size is already a multiple of 8.