[LoadBrighthub] update plants and stations APIs with filters

[stephenholleran]

Update the following LoadBrighthub functions:

• .get_measurement_stations() with a filter for

  • 'measurement_station_type' e.g. get all measurement stations that are 'lidar'.
  • get measurement stations for a station name that contains a certain string.

• .get_measurement_stations() to return the plant_name instead of plant_uuid.