fix warnings

src/cli/remove.rs

@@ -1,7 +1,7 @@
 use bollard::Docker;
 use clap::{Arg, ArgMatches, Command};
 
-use crate::{Config, DbPool, dockermgr, models::Servers};
+use crate::{Config, DbPool, dockermgr};
 
 use std::fs;