rsolve_ratio test robustified
rsolve_ratio test robustified

Previously it expected to always get C1 in the result, now we test for either
C1 or C2.

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