fixes baticks typo in docstring
fixes baticks typo in docstring

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