Add mention of pining CI and conda maintainers
Add mention of pining CI and conda maintainers

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