AST-1256 Remove unused variable
Variable is unused and therefore shouldn't be in the code. As this variable is using casacore types that are about to be changed for XTensor types its cleaner to remove this first ahead of the changes.
Variable is unused and therefore shouldn't be in the code. As this variable is using casacore types that are about to be changed for XTensor types its cleaner to remove this first ahead of the changes.