minimal/main: Move lexer constructor to within NLR handler block.
minimal/main: Move lexer constructor to within NLR handler block.

And raise an exception when mp_lexer_new_from_file is called.

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