py/lexer: Remove obsolete comment, since lexer can now raise exceptions.
py/lexer: Remove obsolete comment, since lexer can now raise exceptions.

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