Add namedtuple for BME680 Sensor
The following discussion from !147 (merged) should be addressed:
I think it would be nice if this is a
namedtuple. I haven't used those from the C side so far but I'd guess
lib/micropython/micropython/py/objnamedtuple.hcontains the necessary functions. Might make sense to push this into a followup-MR though if it's too complicated ...