tests/vfs_fat_ramdisk: Add testcase for .mkdir().
tests/vfs_fat_ramdisk: Add testcase for .mkdir().

toolmacher/micropython,pfalcon/micropython,henriknelson/micropython,MrSurly/micropython,hiway/micropython,jmarcelino/pycom-micropython,misterdanb/micropython,henriknelson/micropython,dxxb/micropython,oopy/micropython,SHA2017-badge/micropython-esp32,mpalomer/micropython,hosaka/micropython,MrSurly/micropython,mpalomer/micropython,alex-march/micropython,matthewelse/micropython,adafruit/circuitpython,Timmenem/micropython,MrSurly/micropython-esp32,adafruit/micropython,praemdonck/micropython,puuu/micropython,selste/micropython,puuu/micropython,puuu/micropython,praemdonck/micropython,drrk/micropython,misterdanb/micropython,adafruit/circuitpython,TDAbboud/micropython,adafruit/circuitpython,matthewelse/micropython,torwag/micropython,emfcamp/micropython,chrisdearman/micropython,redbear/micropython,tralamazza/micropython,swegener/micropython,emfcamp/micropython,selste/micropython,MrSurly/micropython,bvernoux/micropython,emfcamp/micropython,HenrikSolver/micropython,hosaka/micropython,ryannathans/micropython,turbinenreiter/micropython,ganshun666/micropython,tobbad/micropython,redbear/micropython,pozetroninc/micropython,Peetz0r/micropython-esp32,tralamazza/micropython,SHA2017-badge/micropython-esp32,MrSurly/micropython-esp32,dmazzella/micropython,trezor/micropython,SHA2017-badge/micropython-esp32,hosaka/micropython,hiway/micropython,drrk/micropython,Peetz0r/micropython-esp32,mpalomer/micropython,mhoffma/micropython,pozetroninc/micropython,henriknelson/micropython,oopy/micropython,tuc-osg/micropython,micropython/micropython-esp32,toolmacher/micropython,blazewicz/micropython,Peetz0r/micropython-esp32,trezor/micropython,hosaka/micropython,HenrikSolver/micropython,pozetroninc/micropython,misterdanb/micropython,dxxb/micropython,pfalcon/micropython,praemdonck/micropython,mpalomer/micropython,swegener/micropython,cwyark/micropython,lowRISC/micropython,AriZuu/micropython,turbinenreiter/micropython,dinau/micropython,alex-march/micropython,micropython/micropython-esp32,redbear/micropython,selste/micropython,pozetroninc/micropython,tobbad/micropython,Timmenem/micropython,pfalcon/micropython,puuu/micropython,cwyark/micropython,AriZuu/micropython,drrk/micropython,torwag/micropython,pfalcon/micropython,ryannathans/micropython,deshipu/micropython,mpalomer/micropython,blazewicz/micropython,HenrikSolver/micropython,ganshun666/micropython,pramasoul/micropython,ryannathans/micropython,tralamazza/micropython,blazewicz/micropython,alex-robbins/micropython,misterdanb/micropython,lowRISC/micropython,tuc-osg/micropython,tuc-osg/micropython,adafruit/circuitpython,selste/micropython,alex-robbins/micropython,AriZuu/micropython,toolmacher/micropython,adafruit/micropython,adafruit/circuitpython,matthewelse/micropython,infinnovation/micropython,infinnovation/micropython,matthewelse/micropython,pozetroninc/micropython,kerneltask/micropython,adafruit/micropython,bvernoux/micropython,PappaPeppar/micropython,HenrikSolver/micropython,ganshun666/micropython,tobbad/micropython,kerneltask/micropython,dxxb/micropython,Timmenem/micropython,dmazzella/micropython,hiway/micropython,torwag/micropython,bvernoux/micropython,dinau/micropython,dinau/micropython,hiway/micropython,mhoffma/micropython,matthewelse/micropython,deshipu/micropython,pramasoul/micropython,ryannathans/micropython,matthewelse/micropython,alex-robbins/micropython,jmarcelino/pycom-micropython,adafruit/micropython,alex-march/micropython,PappaPeppar/micropython,trezor/micropython,Timmenem/micropython,MrSurly/micropython-esp32,hiway/micropython,drrk/micropython,trezor/micropython,MrSurly/micropython,praemdonck/micropython,Timmenem/micropython,oopy/micropython,puuu/micropython,TDAbboud/micropython,PappaPeppar/micropython,TDAbboud/micropython,tobbad/micropython,turbinenreiter/micropython,adafruit/micropython,tralamazza/micropython,selste/micropython,tobbad/micropython,swegener/micropython,infinnovation/micropython,henriknelson/micropython,AriZuu/micropython,Peetz0r/micropython-esp32,bvernoux/micropython,redbear/micropython,ganshun666/micropython,micropython/micropython-esp32,PappaPeppar/micropython,TDAbboud/micropython,turbinenreiter/micropython,lowRISC/micropython,turbinenreiter/micropython,kerneltask/micropython,pramasoul/micropython,alex-robbins/micropython,adafruit/circuitpython,lowRISC/micropython,lowRISC/micropython,kerneltask/micropython,MrSurly/micropython,AriZuu/micropython,emfcamp/micropython,deshipu/micropython,dmazzella/micropython,infinnovation/micropython,TDAbboud/micropython,mhoffma/micropython,oopy/micropython,emfcamp/micropython,SHA2017-badge/micropython-esp32,HenrikSolver/micropython,henriknelson/micropython,dxxb/micropython,micropython/micropython-esp32,MrSurly/micropython-esp32,jmarcelino/pycom-micropython,tuc-osg/micropython,chrisdearman/micropython,mhoffma/micropython,ryannathans/micropython,Peetz0r/micropython-esp32,trezor/micropython,oopy/micropython,swegener/micropython,swegener/micropython,micropython/micropython-esp32,blazewicz/micropython,PappaPeppar/micropython,misterdanb/micropython,mhoffma/micropython,cwyark/micropython,alex-march/micropython,infinnovation/micropython,bvernoux/micropython,toolmacher/micropython,chrisdearman/micropython,SHA2017-badge/micropython-esp32,tuc-osg/micropython,jmarcelino/pycom-micropython,jmarcelino/pycom-micropython,pfalcon/micropython,ganshun666/micropython,toolmacher/micropython,blazewicz/micropython,alex-march/micropython,cwyark/micropython,kerneltask/micropython,alex-robbins/micropython,deshipu/micropython,torwag/micropython,dmazzella/micropython,pramasoul/micropython,drrk/micropython,chrisdearman/micropython,redbear/micropython,hosaka/micropython,MrSurly/micropython-esp32,torwag/micropython,chrisdearman/micropython,cwyark/micropython,dinau/micropython,dinau/micropython,dxxb/micropython,pramasoul/micropython,praemdonck/micropython,deshipu/micropython