Bump rust-crypto to v0.2.4
Bump rust-crypto to v0.2.4

polapl/coreutils,Arcterus/coreutils,silvio/rust-coreutils,jbcrail/coreutils,bundai223/coreutils,Gianbaoluo/coreutils,ebfe/coreutils,dbrgn/coreutils,keunwoo/coreutils,retep998/coreutils,Shtong/coreutils,kball/coreutils,hexsel/coreutils,jbcrail/coreutils,wimh/coreutils,Shir0kamii/coreutils,Shtong/coreutils,retep998/coreutils,dbrgn/coreutils,sshling/coreutils,uutils/coreutils,uutils/coreutils,kevgeniy/coreutils,tempbottle/coreutils,kevgeniy/coreutils,dennis/coreutils,samfoo/coreutils,Arcterus/coreutils,dbrgn/coreutils,silvio/rust-coreutils,filmor/coreutils,kwantam/coreutils,bundai223/coreutils,steveklabnik/coreutils,efuquen/coreutils,Heather/coreutils,mauricio/coreutils,steveklabnik/coreutils,dennis/coreutils,Heather/coreutils,ebfe/coreutils,wimh/coreutils,filmor/coreutils,efuquen/coreutils,hexsel/coreutils,tempbottle/coreutils,beni55/coreutils,Shir0kamii/coreutils,uutils/coreutils,kball/coreutils,mauricio/coreutils,kwantam/coreutils,sshling/coreutils,keunwoo/coreutils,Gianbaoluo/coreutils,beni55/coreutils,samfoo/coreutils,polapl/coreutils