[gtksourceview] configure.ac: remove subst variable (used nowhere)

[SÃbastien Wilmet <swilmet src gnome org>]

commit 80b60ea213039de2cab95860576bfa482c515bc7
Author: SÃbastien Wilmet <swilmet gnome org>
Date:   Sun Nov 18 16:53:29 2012 +0100

    configure.ac: remove subst variable (used nowhere)

 configure.ac |    1 -
 1 files changed, 0 insertions(+), 1 deletions(-)
---
diff --git a/configure.ac b/configure.ac
index 7ad3174..ead77f9 100644
--- a/configure.ac
+++ b/configure.ac
@@ -34,7 +34,6 @@ GTK_REQUIRED_VERSION=3.4.0
 LIBXML_REQUIRED_VERSION=2.6.0
 GLADE_UI_REQUIRED=3.9
 
-AC_SUBST(GTK_REQUIRED)
 AC_SUBST(GTK_REQUIRED_VERSION)
 AC_SUBST(LIBXML_REQUIRED_VERSION)