Forward the `deep` kwarg to the helpers inside trigsimp.
Forward the `deep` kwarg to the helpers inside trigsimp.

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