Breaking change in python-i3ipc breaks i3 listers

Breaking change in python-i3ipc breaks i3 listers: a task in MiMo-V2.6-RL-harbor-code: MiMo-V2.6-RL Code (Harbor) (Harbor dataset). In essence, the python class wrappers around i3ipc JSON responses that our code deals with have changed, so that reply 'attr' is no longer valid, and reply.attr or…