remove deprecation possibility in radial_velocity_correction
remove deprecation possibility in radial_velocity_correction

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