[gitg] Check for gtk-update-icon-cache (not -3.0)

[Jesse van den Kieboom <jessevdk src gnome org>]

commit de6759891bdd1db40015ff2d30d177cab0d3ec20
Author: Jesse van den Kieboom <jessevdk gmail com>
Date:   Sun Jan 5 16:58:09 2014 +0100

    Check for gtk-update-icon-cache (not -3.0)

 configure.ac |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/configure.ac b/configure.ac
index e7c2b38..8822161 100644
--- a/configure.ac
+++ b/configure.ac
@@ -40,7 +40,7 @@ AM_PROG_VALAC([0.20.1.23])
 
 AC_PATH_PROG(GLIB_MKENUMS, glib-mkenums)
 AC_PATH_PROG(GLIB_COMPILE_RESOURCES, glib-compile-resources)
-AC_PATH_PROG(GTK_UPDATE_ICON_CACHE, gtk-update-icon-cache-3.0)
+AC_PATH_PROG(GTK_UPDATE_ICON_CACHE, gtk-update-icon-cache)
 
 AC_PATH_PROG(VALADOC, valadoc)