[gnome-boxes] Correct a typo in a warning message

[Zeeshan Ali Khattak <zeeshanak src gnome org>]

commit 8b7b41f74e1f1208ff35f8331d7c620fe9909702
Author: Zeeshan Ali (Khattak) <zeeshanak gnome org>
Date:   Fri Oct 5 05:15:20 2012 +0300

    Correct a typo in a warning message

 src/vm-creator.vala |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/src/vm-creator.vala b/src/vm-creator.vala
index eb13d6f..8a28838 100644
--- a/src/vm-creator.vala
+++ b/src/vm-creator.vala
@@ -147,7 +147,7 @@ private class Boxes.VMCreator {
             VMConfigurator.post_install_setup (config);
             machine.domain.set_config (config);
         } catch (GLib.Error error) {
-            warning ("Failed to set post-install configuration on '%s' failed: %s", machine.name, error.message);
+            warning ("Failed to set post-install configuration on '%s': %s", machine.name, error.message);
         }
     }