Remove references to distutils as per Issue 766.
Remove references to distutils as per Issue 766.

vmalloc/dessert,alfredodeza/pytest,oleg-alexandrov/pytest,RonnyPfannschmidt/pytest,chillbear/pytest,davidszotten/pytest,eli-b/pytest,nicoddemus/pytest,Bjwebb/pytest,hpk42/pytest,omarkohl/pytest,MengJueM/pytest,gabrielcnr/pytest,ropez/pytest,lukas-bednar/pytest,tomviner/pytest,ropez/pytest,malinoff/pytest,userzimmermann/pytest,oleg-alexandrov/pytest,Akasurde/pytest,chillbear/pytest,JonathonSonesen/pytest,skylarjhdownes/pytest,JonathonSonesen/pytest,MichaelAquilina/pytest,chiller/pytest,icemac/pytest,Bachmann1234/pytest,ddboline/pytest,chiller/pytest,rmfitzpatrick/pytest,hackebrot/pytest,vodik/pytest,hpk42/pytest,ionelmc/pytest,nicoddemus/pytest,tgoodlet/pytest,userzimmermann/pytest,jaraco/pytest,MengJueM/pytest,tomviner/pytest,pfctdayelise/pytest,Bachmann1234/pytest,vodik/pytest,omarkohl/pytest,gabrielcnr/pytest,tareqalayan/pytest,icemac/pytest,ionelmc/pytest,The-Compiler/pytest,etataurov/pytest,txomon/pytest,pytest-dev/pytest,lukas-bednar/pytest,flub/pytest,The-Compiler/pytest,markshao/pytest,Bjwebb/pytest