nrf5/modules: Updating ubluepy example in header to align with bluetooth uart service characteristic's.
nrf5/modules: Updating ubluepy example in header to align with bluetooth uart service characteristic's.

adafruit/circuitpython,tralamazza/micropython,adafruit/circuitpython,adafruit/circuitpython,adafruit/micropython,adafruit/micropython,adafruit/micropython,adafruit/circuitpython,adafruit/micropython,adafruit/circuitpython,adafruit/micropython,tralamazza/micropython,adafruit/circuitpython,tralamazza/micropython,tralamazza/micropython