Remove bash completion for `docker node ps --all|-a`

Signed-off-by: Harald Albers <github@albersweb.de>

contrib/completion/bash/docker

@@ -3139,7 +3139,7 @@ _docker_node_ps() {
 
 	case "$cur" in
 		-*)
-			COMPREPLY=( $( compgen -W "--all -a --filter -f --help --no-resolve --no-trunc" -- "$cur" ) )
+			COMPREPLY=( $( compgen -W "--filter -f --help --no-resolve --no-trunc" -- "$cur" ) )
 			;;
 		*)
 			__docker_complete_nodes_plus_self