zephyr/zephyr_getchar: Use native k_sem instead of legacy nano_sem.
zephyr/zephyr_getchar: Use native k_sem instead of legacy nano_sem.

Timmenem/micropython,cwyark/micropython,TDAbboud/micropython,trezor/micropython,micropython/micropython-esp32,pozetroninc/micropython,SHA2017-badge/micropython-esp32,SHA2017-badge/micropython-esp32,MrSurly/micropython-esp32,deshipu/micropython,pfalcon/micropython,MrSurly/micropython,TDAbboud/micropython,hiway/micropython,selste/micropython,oopy/micropython,infinnovation/micropython,oopy/micropython,trezor/micropython,selste/micropython,adafruit/circuitpython,hiway/micropython,infinnovation/micropython,AriZuu/micropython,adafruit/circuitpython,lowRISC/micropython,bvernoux/micropython,ryannathans/micropython,alex-robbins/micropython,MrSurly/micropython,puuu/micropython,pramasoul/micropython,Peetz0r/micropython-esp32,AriZuu/micropython,adafruit/circuitpython,micropython/micropython-esp32,tobbad/micropython,henriknelson/micropython,infinnovation/micropython,pfalcon/micropython,trezor/micropython,tobbad/micropython,micropython/micropython-esp32,blazewicz/micropython,trezor/micropython,MrSurly/micropython-esp32,hiway/micropython,PappaPeppar/micropython,alex-robbins/micropython,tobbad/micropython,pfalcon/micropython,infinnovation/micropython,Timmenem/micropython,alex-robbins/micropython,adafruit/micropython,swegener/micropython,henriknelson/micropython,MrSurly/micropython,pozetroninc/micropython,torwag/micropython,chrisdearman/micropython,puuu/micropython,deshipu/micropython,blazewicz/micropython,torwag/micropython,ryannathans/micropython,deshipu/micropython,lowRISC/micropython,Peetz0r/micropython-esp32,ryannathans/micropython,alex-robbins/micropython,SHA2017-badge/micropython-esp32,Timmenem/micropython,HenrikSolver/micropython,henriknelson/micropython,Peetz0r/micropython-esp32,PappaPeppar/micropython,toolmacher/micropython,toolmacher/micropython,selste/micropython,HenrikSolver/micropython,lowRISC/micropython,dmazzella/micropython,oopy/micropython,MrSurly/micropython-esp32,tralamazza/micropython,SHA2017-badge/micropython-esp32,MrSurly/micropython,MrSurly/micropython-esp32,AriZuu/micropython,kerneltask/micropython,MrSurly/micropython-esp32,selste/micropython,adafruit/circuitpython,oopy/micropython,micropython/micropython-esp32,toolmacher/micropython,henriknelson/micropython,Peetz0r/micropython-esp32,puuu/micropython,adafruit/circuitpython,chrisdearman/micropython,selste/micropython,MrSurly/micropython,puuu/micropython,oopy/micropython,cwyark/micropython,PappaPeppar/micropython,TDAbboud/micropython,dmazzella/micropython,pfalcon/micropython,blazewicz/micropython,adafruit/micropython,tralamazza/micropython,Peetz0r/micropython-esp32,TDAbboud/micropython,pozetroninc/micropython,tralamazza/micropython,AriZuu/micropython,infinnovation/micropython,adafruit/circuitpython,chrisdearman/micropython,Timmenem/micropython,kerneltask/micropython,pozetroninc/micropython,torwag/micropython,torwag/micropython,micropython/micropython-esp32,kerneltask/micropython,ryannathans/micropython,tobbad/micropython,lowRISC/micropython,ryannathans/micropython,henriknelson/micropython,alex-robbins/micropython,pramasoul/micropython,AriZuu/micropython,PappaPeppar/micropython,HenrikSolver/micropython,dmazzella/micropython,hiway/micropython,Timmenem/micropython,bvernoux/micropython,kerneltask/micropython,HenrikSolver/micropython,TDAbboud/micropython,SHA2017-badge/micropython-esp32,dmazzella/micropython,cwyark/micropython,swegener/micropython,adafruit/micropython,puuu/micropython,blazewicz/micropython,pramasoul/micropython,swegener/micropython,bvernoux/micropython,torwag/micropython,chrisdearman/micropython,PappaPeppar/micropython,kerneltask/micropython,toolmacher/micropython,lowRISC/micropython,blazewicz/micropython,bvernoux/micropython,hiway/micropython,swegener/micropython,cwyark/micropython,deshipu/micropython,bvernoux/micropython,tralamazza/micropython,pramasoul/micropython,deshipu/micropython,chrisdearman/micropython,HenrikSolver/micropython,adafruit/micropython,pozetroninc/micropython,swegener/micropython,cwyark/micropython,adafruit/micropython,toolmacher/micropython,tobbad/micropython,pfalcon/micropython,pramasoul/micropython,trezor/micropython