nrf/nrfx_config: Disable RTC2 for nRF9160 targets.
nrf/nrfx_config: Disable RTC2 for nRF9160 targets.

nRF9160 does not have any RTC2. Disable the configuration in
case of NRF9160_XXAA.

MrSurly/micropython,MrSurly/micropython,selste/micropython,adafruit/circuitpython,pramasoul/micropython,pramasoul/micropython,henriknelson/micropython,selste/micropython,henriknelson/micropython,adafruit/circuitpython,henriknelson/micropython,kerneltask/micropython,henriknelson/micropython,bvernoux/micropython,bvernoux/micropython,MrSurly/micropython,selste/micropython,bvernoux/micropython,selste/micropython,MrSurly/micropython,pramasoul/micropython,bvernoux/micropython,selste/micropython,pramasoul/micropython,henriknelson/micropython,MrSurly/micropython,kerneltask/micropython,kerneltask/micropython,kerneltask/micropython,adafruit/circuitpython,adafruit/circuitpython,bvernoux/micropython,kerneltask/micropython,pramasoul/micropython,adafruit/circuitpython,adafruit/circuitpython