`HD-MDNxM-4KZ-E` devices have a different base class from the `4K-E` devices. Add support for `4KZ-E` switchers (4x1, 4x2, 8x8)
HD-MDNxM-4KZ-Edevices have a different base class from the4K-Edevices. Add support for4KZ-Eswitchers (4x1, 4x2, 8x8)