bindings: python: Add iio.Device.hwmon property
bindings: python: Add iio.Device.hwmon property

This readonly property will be True if the device is a hardware
monitoring device, False if it is a IIO device.

Signed-off-by: Paul Cercueil <a027184a55211cd23e3f3094f1fdc728df5e0500@crapouillou.net>

analogdevicesinc/libiio,analogdevicesinc/libiio,analogdevicesinc/libiio,analogdevicesinc/libiio