py/mpconfig.h: Enable MICROPY_PY_SYS_EXIT by default.
py/mpconfig.h: Enable MICROPY_PY_SYS_EXIT by default.

sys.exit() is an important function to terminate a program. In particular,
the testsuite relies on it to skip tests (i.e. any other functionality may
be disabled, but sys.exit() is required to at least report that properly).

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