motor motion tests

Can we finally do something about these? I have to check failing pipelines too often, only to find the same old jog and motion tests fail. This reduces productivity and motivation.

https://gitlab.esrf.fr/bliss/bliss/-/jobs/163278 (test_bad_start_group)

https://gitlab.esrf.fr/bliss/bliss/-/jobs/163284 (test_jog, test_maxee)

https://gitlab.esrf.fr/bliss/bliss/-/jobs/162743 (test_asynchronous_stop)