Fix bash completion for `docker swarm join --advertise-addr`

Signed-off-by: Harald Albers <github@albersweb.de>
(cherry picked from commit fa1b82e5ebc0e7dafe500e891c8b8c5fe5d4e1aa)
Signed-off-by: Tibor Vass <tibor@docker.com>

contrib/completion/bash/docker

@@ -1878,7 +1878,7 @@ _docker_swarm_join() {
 
 	case "$cur" in
 		-*)
-			COMPREPLY=( $( compgen -W "--adveritse-addr --help --listen-addr --token" -- "$cur" ) )
+			COMPREPLY=( $( compgen -W "--advertise-addr --help --listen-addr --token" -- "$cur" ) )
 			;;
 		*:)
 			COMPREPLY=( $( compgen -W "2377" -- "${cur##*:}" ) )