Explicitly enforce the number or arguments accepted by some wwctl subcommands. #1717

Signed-off-by: Jonathon Anderson <janderson@ciq.com>

internal/app/wwctl/image/list/root.go

@@ -23,6 +23,7 @@ func GetCommand() *cobra.Command {
 		Long:                  "This command will show you the images that are imported into Warewulf.",
 		RunE:                  CobraRunE(&vars),
 		Aliases:               []string{"ls"},
+		Args:                  cobra.ArbitraryArgs,
 		ValidArgsFunction:     completions.Images,
 	}
 	baseCmd.PersistentFlags().BoolVarP(&vars.full, "long", "l", false, "show all")