mod_portaudio: default to dialplan 'XML' instead of 'default'

git-svn-id: http://svn.freeswitch.org/svn/freeswitch/trunk@16345 d0543943-73ff-0310-b7d9-9358b9ac24b2

src/mod/endpoints/mod_portaudio/mod_portaudio.c

@@ -936,7 +936,7 @@ static switch_status_t load_config(void)
 	}
 
 	if (!globals.dialplan) {
-		set_global_dialplan("default");
+		set_global_dialplan("XML");
 	}
 	
 	if (!globals.context) {