extmod/modussl_mbedtls: When reading and peer wants to close, return 0.
extmod/modussl_mbedtls: When reading and peer wants to close, return 0.

If this particular code is returned then there's no more data, it's not
really an error.

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