Merge branch 'master' into L2SS-780-prometheus-exporter-test

CDB/LOFAR_ConfigDb.json

CDB/stations/simulators_ConfigDb.json

...tango-prometheus-exporter/code/tango-prometheus-client.py

tangostationcontrol/docs/source/devices/using.rst

tangostationcontrol/setup.py

tangostationcontrol/tangostationcontrol/common/states.py

...tationcontrol/tangostationcontrol/devices/antennafield.py

tangostationcontrol/tangostationcontrol/devices/apsct.py

tangostationcontrol/tangostationcontrol/devices/apspu.py

...tationcontrol/tangostationcontrol/devices/lofar_device.py

tangostationcontrol/tangostationcontrol/devices/recv.py

...stationcontrol/tangostationcontrol/devices/sdp/beamlet.py

...ioncontrol/tangostationcontrol/devices/sdp/digitalbeam.py

tangostationcontrol/tangostationcontrol/devices/sdp/sdp.py

...ontrol/tangostationcontrol/devices/temperature_manager.py

tangostationcontrol/tangostationcontrol/devices/unb2.py

...egration_test/default/devices/test_device_antennafield.py

...tegration_test/default/devices/test_device_digitalbeam.py

...tegration_test/default/devices/test_device_observation.py

...n_test/default/devices/test_device_temperature_manager.py