[calls] ofono-provider: Add TODO about preferring async functions

[Evangelos Ribeiro Tzaras <devrtz src gnome org>]

commit b543d61f3b54c0a086a0909526ca1173d574fca8
Author: Evangelos Ribeiro Tzaras <devrtz fortysixandtwo eu>
Date:   Fri Sep 2 13:10:33 2022 +0200

    ofono-provider: Add TODO about preferring async functions

 plugins/provider/ofono/calls-ofono-provider.c | 1 +
 1 file changed, 1 insertion(+)
---
diff --git a/plugins/provider/ofono/calls-ofono-provider.c b/plugins/provider/ofono/calls-ofono-provider.c
index 8fd7b2b3..ed934396 100644
--- a/plugins/provider/ofono/calls-ofono-provider.c
+++ b/plugins/provider/ofono/calls-ofono-provider.c
@@ -427,6 +427,7 @@ ofono_appeared_cb (GDBusConnection    *connection,
              error->message);
   }
 
+  /* TODO this should be async */
   self->manager = gdbo_manager_proxy_new_sync
                     (self->connection,
                     G_DBUS_PROXY_FLAGS_NONE,