Set the role for inbound subscriptions correctly.

This was causing the AMI show_subscriptions test in
the testsuite to fail since all subscriptions were being
seen as subscribers instead of notifiers.
........

Merged revisions 421585 from http://svn.asterisk.org/svn/asterisk/branches/13


git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@421586 65c4cc65-6c06-0410-ace0-fbb531ad65f3

res/res_pjsip_pubsub.c

@@ -1209,6 +1209,7 @@ static struct sip_subscription_tree *create_subscription_tree(const struct ast_s
 	if (!sub_tree) {
 		return NULL;
 	}
+	sub_tree->role = AST_SIP_NOTIFIER;
 
 	dlg = ast_sip_create_dialog_uas(endpoint, rdata);
 	if (!dlg) {