public static int getMinimumStorageSize(int bitSize, int bitOffset) {
		if (bitSize == 0) {
			return 1;
		}
		return (bitSize + (bitOffset % 8) + 7) / 8;
	}
Get the minimum storage size in bytes for a given size in bits with 
the specified bitOffset (lsb position within big endian storage)
@param bitSize number of bits within bitfield
@param bitOffset normalized bitfield offset within storage (lsb)
@return minimum storage size in bytes
Ghidra/Framework/SoftwareModeling/src/main/java/ghidra/program/model/data/BitFieldDataType.java