remove call to unknown command
remove call to unknown command

A call to "debug flushall" is also not needed seeing as
flushServerData is already called in clusterReset.

jmptrader/disque,sunheehnus/disque,themage/disque,hanicker/disque,lamby/disque,lamby/pkg-disque,Koed00/disque,antirez/disque,antirez/disque,jmptrader/disque,hanicker/disque,jmptrader/disque,Koed00/disque,lamby/disque,themage/disque,themage/disque,sunheehnus/disque,lamby/pkg-disque