Update session local address is_ip4 on bind when not global

Change-Id: I73ddca5a86e83c9f547778828bb49d2bd4675eaf
Signed-off-by: Keith Burns (alagalah) <alagalah@gmail.com>

src/vnet/session/session_api.c

@@ -772,6 +772,7 @@ done:
       {
 	rmp->handle = a->handle;
         rmp->lcl_port = mp->port;
+	rmp->lcl_is_ip4 = mp->is_ip4;
 	if (app && application_has_global_scope (app))
 	  {
 	    s = listen_session_get_from_handle (a->handle);