[gnome-session] Update systemd dependencies

[Matthias Clasen <matthiasc src gnome org>]

commit 634ea36389e95115e3588bdb4e3d4655feb64490
Author: Matthias Clasen <mclasen redhat com>
Date:   Sat Jul 7 20:58:26 2012 -0400

    Update systemd dependencies
    
    We no longer use polkit directly, but the systemd suspend and
    inhibit apis require a new version.

 configure.ac |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/configure.ac b/configure.ac
index 2fcd5ef..c39d772 100644
--- a/configure.ac
+++ b/configure.ac
@@ -81,7 +81,7 @@ AC_ARG_ENABLE([systemd],
               [enable_systemd=auto])
 
 PKG_CHECK_MODULES(SYSTEMD,
-                  [libsystemd-login >= 38 libsystemd-daemon polkit-gobject-1],
+                  [libsystemd-login >= 183 libsystemd-daemon],
                   [have_systemd=yes], [have_systemd=no])
 
 AC_MSG_CHECKING([whether to use systemd])