[gdm] configure: bump to 3.17.3

[Ray Strode <halfline src gnome org>]

commit 3cd08e752af014fc25846ccb86ba688c26c0cb21
Author: Ray Strode <rstrode redhat com>
Date:   Tue Jun 23 08:07:42 2015 -0400

    configure: bump to 3.17.3

 configure.ac |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/configure.ac b/configure.ac
index 7d65478..3af3cbe 100644
--- a/configure.ac
+++ b/configure.ac
@@ -1,7 +1,7 @@
 
 AC_PREREQ([2.60])
 AC_INIT([gdm],
-        [3.17.2],
+        [3.17.3],
         [http://bugzilla.gnome.org/enter_bug.cgi?product=gdm])
 
 AC_CONFIG_SRCDIR([daemon/gdm-manager.c])