[folks] telepathy: Convert another logger warning to a debug message

[Philip Withnall <pwithnall src gnome org>]

commit f8cd520f396964e17984fc585c5f0913f512e30d
Author: Philip Withnall <philip tecnocode co uk>
Date:   Tue Apr 17 12:45:53 2012 +0100

    telepathy: Convert another logger warning to a debug message

 backends/telepathy/lib/tpf-persona-store.vala |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/backends/telepathy/lib/tpf-persona-store.vala b/backends/telepathy/lib/tpf-persona-store.vala
index 0d3e033..80c2a8c 100644
--- a/backends/telepathy/lib/tpf-persona-store.vala
+++ b/backends/telepathy/lib/tpf-persona-store.vala
@@ -540,7 +540,7 @@ public class Tpf.PersonaStore : Folks.PersonaStore
     {
       this._logger.invalidated.disconnect (this._logger_invalidated_cb);
 
-      warning (_("Lost connection to the telepathy-logger service."));
+      debug ("Lost connection to the telepathy-logger service.");
       this._logger = null;
     }