Delete unused proxy XML for CGNS reader
This proxy XML description file (CGNSReader.xml) was moved alongside the vtkCGNSReader
class from ParaView in !7320 (merged), but is not used in VTK.
Edited by Tiffany Chhim
This proxy XML description file (CGNSReader.xml) was moved alongside the vtkCGNSReader
class from ParaView in !7320 (merged), but is not used in VTK.