[gnome-control-center] configure: Bump dependency for ibus

[Michael Wood <mwood src gnome org>]

commit f5d495771145486e9276a7fd66bf0b931ee605da
Author: Michael Wood <michael g wood intel com>
Date:   Mon Sep 9 16:38:34 2013 +0100

    configure: Bump dependency for ibus
    
    cc-ibus-utils needs ibus_engine_desc_get_textdomain from ibus 1.5.2

 configure.ac |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/configure.ac b/configure.ac
index d27b919..aaee347 100644
--- a/configure.ac
+++ b/configure.ac
@@ -64,7 +64,7 @@ CPPFLAGS=$savecppflags
 AC_CHECK_LIB(m, floor)
 
 # IBus support
-IBUS_REQUIRED_VERSION=1.4.99
+IBUS_REQUIRED_VERSION=1.5.2
 
 AC_ARG_ENABLE(ibus,
         AS_HELP_STRING([--disable-ibus],