Fix solvers/tests/test_recurr.py to work with new RootOf
Fix solvers/tests/test_recurr.py to work with new RootOf

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