Fix typo in pprint docstring
Fix typo in pprint docstring

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