Don't treat Juniper 'realm' field as authgroup

The only point in the authgroup thing for the UI is to allow OpenConnect
to re-request the set of query fields for the new group. But the Juniper
protocol doesn't do that, and it's causing problems.

Signed-off-by: David Woodhouse <dwmw2@infradead.org>

auth-juniper.c

@@ -188,8 +188,6 @@ static int parse_select_node(struct openconnect_info *vpninfo, struct oc_auth_fo
 	xmlnode_get_prop(node, "name", &opt->form.name);
 	opt->form.label = strdup(opt->form.name);
 	opt->form.type = OC_FORM_OPT_SELECT;
-	if (!strcmp(opt->form.name, "realm"))
-		form->authgroup_opt = opt;
 
 	for (child = node->children; child; child = child->next) {
 		struct oc_choice **new_choices;