[gdm] remove unneeded wiki/ in wiki URL

[Olav Vitters <ovitters src gnome org>]

commit c0590f5825c5b87f8676b23af2702f9f45940a76
Author: Olav Vitters <olav vitters nl>
Date:   Mon Feb 23 10:46:08 2015 +0100

    remove unneeded wiki/ in wiki URL

 configure.ac |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/configure.ac b/configure.ac
index 6c7c3ca..91f379e 100644
--- a/configure.ac
+++ b/configure.ac
@@ -1651,7 +1651,7 @@ if test x"${use_console_kit}" = x"yes"; then
         the next major release.  More details, and patches to add back in
         ConsoleKit support can be found here:
 
-                https://wiki.gnome.org/wiki/Projects/ConsoleKit
+                https://wiki.gnome.org/Projects/ConsoleKit
 "
 fi