Clarify documentation
Clarify documentation

Fix doc markup

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