[gnome-network-displays] nm-device-registry: Add missing warning prefix

[Benjamin Berg <bberg src gnome org>]

commit 1f582617dd2a174fc790e0015c4c34a87342a207
Author: Christian Glombek <lorbus fedoraproject org>
Date:   Sun Jul 3 13:50:07 2022 +0200

    nm-device-registry: Add missing warning prefix

 src/nd-nm-device-registry.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/src/nd-nm-device-registry.c b/src/nd-nm-device-registry.c
index 10de1c5..d3f71a2 100644
--- a/src/nd-nm-device-registry.c
+++ b/src/nd-nm-device-registry.c
@@ -137,7 +137,7 @@ client_init_async_finished (GObject *source, GAsyncResult *res, gpointer user_da
 
       registry = ND_NM_DEVICE_REGISTRY (user_data);
       g_clear_object (&registry->nm_client);
-      g_warning ("Error initialising NMClient: %s", error->message);
+      g_warning ("NdNMDeviceRegistry: Error initialising NMClient: %s", error->message);
     }
 
   g_debug ("NdNMDeviceRegistry: Got NMClient");