Fix panic on startup in debug build (#5917)

* Fix panic in debug build

* make cli-local to update the book

account_manager/src/lib.rs

@@ -18,7 +18,7 @@ pub const WALLETS_DIR_FLAG: &str = "wallets-dir";
 
 pub fn cli_app() -> Command {
     Command::new(CMD)
-        .visible_aliases(["a", "am", "account", CMD])
+        .visible_aliases(["a", "am", "account"])
         .about("Utilities for generating and managing Ethereum 2.0 accounts.")
         .display_order(0)
         .arg(