add a section for build_docs so the built path is the same as build_sphinx
add a section for build_docs so the built path is the same as build_sphinx

tbabej/astropy,funbaker/astropy,funbaker/astropy,astropy/astropy,saimn/astropy,saimn/astropy,aleksandr-bakanov/astropy,tbabej/astropy,aleksandr-bakanov/astropy,bsipocz/astropy,mhvk/astropy,dhomeier/astropy,lpsinger/astropy,stargaser/astropy,tbabej/astropy,astropy/astropy,AustereCuriosity/astropy,joergdietrich/astropy,lpsinger/astropy,stargaser/astropy,kelle/astropy,astropy/astropy,joergdietrich/astropy,astropy/astropy,mhvk/astropy,tbabej/astropy,AustereCuriosity/astropy,lpsinger/astropy,MSeifert04/astropy,StuartLittlefair/astropy,mhvk/astropy,aleksandr-bakanov/astropy,DougBurke/astropy,pllim/astropy,dhomeier/astropy,AustereCuriosity/astropy,larrybradley/astropy,aleksandr-bakanov/astropy,joergdietrich/astropy,kelle/astropy,larrybradley/astropy,MSeifert04/astropy,saimn/astropy,StuartLittlefair/astropy,kelle/astropy,AustereCuriosity/astropy,joergdietrich/astropy,DougBurke/astropy,pllim/astropy,StuartLittlefair/astropy,joergdietrich/astropy,kelle/astropy,mhvk/astropy,stargaser/astropy,saimn/astropy,dhomeier/astropy,kelle/astropy,tbabej/astropy,pllim/astropy,dhomeier/astropy,astropy/astropy,bsipocz/astropy,larrybradley/astropy,MSeifert04/astropy,stargaser/astropy,StuartLittlefair/astropy,pllim/astropy,pllim/astropy,StuartLittlefair/astropy,lpsinger/astropy,dhomeier/astropy,MSeifert04/astropy,funbaker/astropy,DougBurke/astropy,AustereCuriosity/astropy,larrybradley/astropy,bsipocz/astropy,DougBurke/astropy,bsipocz/astropy,saimn/astropy,funbaker/astropy,larrybradley/astropy,lpsinger/astropy,mhvk/astropy