Add update events for device and subspace names

implement copyWith methods in models

lib/pages/device_managment/device_setting/device_management_content.dart

@@ -87,6 +87,11 @@ class DeviceManagementContent extends StatelessWidget {
                           ),
                         );
                   });
+
+                  context.read<DeviceManagementBloc>().add(UpdateSubSpaceName(
+                      subspaceId: selectedSubSpace.id!,
+                      deviceId: device.uuid!,
+                      newSubSpaceName: selectedSubSpace.name ?? ''));
                 }
               },
               child: infoRow(