DevFailed object has no attribute reason

https://gitlab.esrf.fr/ui/daiquiri/-/jobs/744813

From CI tests

During handling of the above exception, another exception occurred:
Traceback (most recent call last):
  File "/opt/conda/envs/apienv/lib/python3.9/site-packages/daiquiri/core/hardware/tango/object.py", line 195, in _subscribe_device
    event_id = self._force_subscribe_event(
  File "/opt/conda/envs/apienv/lib/python3.9/site-packages/daiquiri/core/hardware/tango/object.py", line 152, in _force_subscribe_event
    if e.reason not in [
AttributeError: 'DevFailed' object has no attribute 'reason'

That's maybe a pytango regression, that's anyway something we have to properly handle.