esp8266/modonewire: Make timings static and remove onewire.timings func.
esp8266/modonewire: Make timings static and remove onewire.timings func.

The 1-wire bus is defined with fixed timings so there should be no need to
change them dynamically at runtime.  Making the timings fixed saves about
270 bytes of code and 20 bytes of RAM.

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