[gdm] configure: bump to 3.26.0

[Ray Strode <halfline src gnome org>]

commit 8278467d8e1e10495e9d928dbd23ab8584d65cf6
Author: Ray Strode <rstrode redhat com>
Date:   Tue Sep 12 10:18:40 2017 -0400

    configure: bump to 3.26.0

 configure.ac |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/configure.ac b/configure.ac
index 626fb22..126a088 100644
--- a/configure.ac
+++ b/configure.ac
@@ -1,7 +1,7 @@
 
 AC_PREREQ([2.60])
 AC_INIT([gdm],
-        [3.25.92],
+        [3.26.0],
         [http://bugzilla.gnome.org/enter_bug.cgi?product=gdm])
 
 AC_CONFIG_SRCDIR([daemon/gdm-manager.c])