ls: remove dependence on nightly
ls: remove dependence on nightly

wimh/coreutils,ebfe/coreutils,keunwoo/coreutils,keunwoo/coreutils,ebfe/coreutils,Arcterus/coreutils,tempbottle/coreutils,wimh/coreutils,Heather/coreutils,uutils/coreutils,uutils/coreutils,kevgeniy/coreutils,jbcrail/coreutils,kevgeniy/coreutils,Heather/coreutils,jbcrail/coreutils,uutils/coreutils,tempbottle/coreutils,Arcterus/coreutils