py/mpz: In divmod, replace check for rhs!=0 with assert.
py/mpz: In divmod, replace check for rhs!=0 with assert.

The check for division by zero is made by the caller of this function.

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