Use test discover

[jan-janssen]

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[jan-janssen]

  File "D:\a\pympipool\pympipool\pympipool\backend\serial.py", line 64, in <module>
    main(argument_lst=sys.argv)
  File "D:\a\pympipool\pympipool\pympipool\backend\serial.py", line 30, in main
    input_dict = interface_receive(socket=socket)
                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "C:\Miniconda3\envs\test\Lib\site-packages\pympipool\shared\communication.py", line 147, in interface_receive
    return cloudpickle.loads(socket.recv())
           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
ModuleNotFoundError: No module named 'test_future'