ESP32: disabled can on esp32 for now
ESP32: disable airspeed sensors on esp32buzz
ESP32: disable a bunch of compasss types and subsystems so it doesn't try to probe for all
of the compases on boot, as its super slow.
turned off a bunch of Plane stuff that an esp32 user isn't likely to need
compass
scr
comp
a
c
this doesn't actually allow you to specify a default, despite the name
and a couple of hwdefs trying to use it that way.
This would have stopped being useful when we did the
compass-prority-table stuff - or before.