dts: bindings: lora: sx126x: fix reset signal name
dts: bindings: lora: sx126x: fix reset signal name

Reset signal on the SX126x is called NRESET, not NRST.

Signed-off-by: Ilya Tagunov <02c7836785d92ca00f3c30970df9a16046e29b0e@gmail.com>

nashif/zephyr,nashif/zephyr,Vudentz/zephyr,finikorg/zephyr,zephyrproject-rtos/zephyr,zephyrproject-rtos/zephyr,nashif/zephyr,nashif/zephyr,finikorg/zephyr,zephyrproject-rtos/zephyr,Vudentz/zephyr,zephyrproject-rtos/zephyr,finikorg/zephyr,galak/zephyr,Vudentz/zephyr,Vudentz/zephyr,finikorg/zephyr,galak/zephyr,nashif/zephyr,galak/zephyr,finikorg/zephyr,zephyrproject-rtos/zephyr,galak/zephyr,galak/zephyr,Vudentz/zephyr,Vudentz/zephyr