py/runtime.c: Remove optimization of '*a,=b', it caused a bug.
py/runtime.c: Remove optimization of '*a,=b', it caused a bug.

*a, = b should always make a copy of b, instead, before this patch
if b was a list it would copy only a reference to it.

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