collect: reenable XPASSing docstrings
collect: reenable XPASSing docstrings

I've spot them ocassionally, and this only justifies why marking tests
with @XFAIL is _good_ -- you'll automatically notice when they will
start to pass.

Signed-off-by: Kirill Smelkov <b0eeaac46e675e9f95bf68c0df1041cf581c26f4@landau.phys.spbu.ru>
Signed-off-by: Ondrej Certik <b816faa87b7d35274d2e545c5be11ed4376f3ccf@certik.cz>

Titan-C/sympy,jamesblunt/sympy,liangjiaxing/sympy,madan96/sympy,Vishluck/sympy,liangjiaxing/sympy,sahilshekhawat/sympy,ga7g08/sympy,debugger22/sympy,atsao72/sympy,lindsayad/sympy,liangjiaxing/sympy,lidavidm/sympy,kumarkrishna/sympy,souravsingh/sympy,kevalds51/sympy,Shaswat27/sympy,yashsharan/sympy,Davidjohnwilson/sympy,asm666/sympy,wyom/sympy,sahmed95/sympy,Davidjohnwilson/sympy,souravsingh/sympy,kaichogami/sympy,meghana1995/sympy,lidavidm/sympy,drufat/sympy,toolforger/sympy,kmacinnis/sympy,AkademieOlympia/sympy,mafiya69/sympy,ga7g08/sympy,pbrady/sympy,debugger22/sympy,AkademieOlympia/sympy,shipci/sympy,wyom/sympy,Designist/sympy,grevutiu-gabriel/sympy,souravsingh/sympy,maniteja123/sympy,sampadsaha5/sympy,sunny94/temp,postvakje/sympy,farhaanbukhsh/sympy,abhiii5459/sympy,hazelnusse/sympy-old,emon10005/sympy,kmacinnis/sympy,Curious72/sympy,jbbskinny/sympy,diofant/diofant,kaushik94/sympy,amitjamadagni/sympy,AunShiLord/sympy,sahmed95/sympy,KevinGoodsell/sympy,Shaswat27/sympy,Curious72/sympy,sahilshekhawat/sympy,jaimahajan1997/sympy,iamutkarshtiwari/sympy,shikil/sympy,dqnykamp/sympy,madan96/sympy,kaushik94/sympy,Curious72/sympy,cccfran/sympy,vipulroxx/sympy,toolforger/sympy,cswiercz/sympy,wanglongqi/sympy,maniteja123/sympy,moble/sympy,iamutkarshtiwari/sympy,hrashk/sympy,saurabhjn76/sympy,Sumith1896/sympy,hargup/sympy,garvitr/sympy,pandeyadarsh/sympy,kumarkrishna/sympy,ahhda/sympy,abhiii5459/sympy,bukzor/sympy,atreyv/sympy,chaffra/sympy,shikil/sympy,yukoba/sympy,jerli/sympy,aktech/sympy,mafiya69/sympy,grevutiu-gabriel/sympy,Sumith1896/sympy,skirpichev/omg,beni55/sympy,sunny94/temp,aktech/sympy,farhaanbukhsh/sympy,MechCoder/sympy,grevutiu-gabriel/sympy,garvitr/sympy,oliverlee/sympy,yashsharan/sympy,meghana1995/sympy,VaibhavAgarwalVA/sympy,cccfran/sympy,lindsayad/sympy,mcdaniel67/sympy,abloomston/sympy,MridulS/sympy,MechCoder/sympy,minrk/sympy,bukzor/sympy,hrashk/sympy,drufat/sympy,bukzor/sympy,kaichogami/sympy,Arafatk/sympy,AunShiLord/sympy,skidzo/sympy,abloomston/sympy,Mitchkoens/sympy,MechCoder/sympy,farhaanbukhsh/sympy,shipci/sympy,oliverlee/sympy,minrk/sympy,saurabhjn76/sympy,mcdaniel67/sympy,mafiya69/sympy,atreyv/sympy,ahhda/sympy,drufat/sympy,jaimahajan1997/sympy,mcdaniel67/sympy,abhiii5459/sympy,postvakje/sympy,AunShiLord/sympy,ChristinaZografou/sympy,pandeyadarsh/sympy,iamutkarshtiwari/sympy,VaibhavAgarwalVA/sympy,Mitchkoens/sympy,pbrady/sympy,Titan-C/sympy,maniteja123/sympy,wyom/sympy,jbaayen/sympy,Gadal/sympy,jbbskinny/sympy,atsao72/sympy,pbrady/sympy,ChristinaZografou/sympy,Davidjohnwilson/sympy,vipulroxx/sympy,ga7g08/sympy,aktech/sympy,kaushik94/sympy,madan96/sympy,jamesblunt/sympy,Vishluck/sympy,sahilshekhawat/sympy,meghana1995/sympy,sunny94/temp,vipulroxx/sympy,Vishluck/sympy,kmacinnis/sympy,Titan-C/sympy,Designist/sympy,atreyv/sympy,Mitchkoens/sympy,hargup/sympy,Arafatk/sympy,ChristinaZografou/sympy,saurabhjn76/sympy,atsao72/sympy,Shaswat27/sympy,Gadal/sympy,yukoba/sympy,sampadsaha5/sympy,fperez/sympy,oliverlee/sympy,jaimahajan1997/sympy,beni55/sympy,mattpap/sympy-polys,asm666/sympy,jerli/sympy,skidzo/sympy,flacjacket/sympy,asm666/sympy,Designist/sympy,toolforger/sympy,cccfran/sympy,MridulS/sympy,pernici/sympy,jerli/sympy,debugger22/sympy,rahuldan/sympy,Gadal/sympy,AkademieOlympia/sympy,rahuldan/sympy,emon10005/sympy,emon10005/sympy,chaffra/sympy,rahuldan/sympy,jbbskinny/sympy,lindsayad/sympy,hazelnusse/sympy-old,shipci/sympy,dqnykamp/sympy,garvitr/sympy,hargup/sympy,wanglongqi/sympy,cswiercz/sympy,moble/sympy,shikil/sympy,cswiercz/sympy,sampadsaha5/sympy,ahhda/sympy,tovrstra/sympy,srjoglekar246/sympy,dqnykamp/sympy,postvakje/sympy,kevalds51/sympy,abloomston/sympy,VaibhavAgarwalVA/sympy,sahmed95/sympy,skidzo/sympy,kumarkrishna/sympy,kaichogami/sympy,yukoba/sympy,lidavidm/sympy,MridulS/sympy,wanglongqi/sympy,hrashk/sympy,Arafatk/sympy,yashsharan/sympy,moble/sympy,beni55/sympy,jamesblunt/sympy,ryanGT/sympy,pandeyadarsh/sympy,chaffra/sympy,kevalds51/sympy,Sumith1896/sympy,amitjamadagni/sympy