[vte] build: Fix the required gnutls version

[Christian Persch <chpe src gnome org>]

commit f4027d541a3907cb5daa52943f3e25b7c29e263c
Author: Christian Persch <chpe gnome org>
Date:   Wed Jul 15 13:33:16 2015 +0200

    build: Fix the required gnutls version
    
    https://bugzilla.gnome.org/show_bug.cgi?id=752372

 configure.ac |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/configure.ac b/configure.ac
index 54dccb1..645e870 100644
--- a/configure.ac
+++ b/configure.ac
@@ -198,7 +198,7 @@ AC_SUBST([VTE_CXXLDFLAGS])
 GLIB_REQUIRED=2.40.0
 GIO_REQUIRED=2.40.0
 PANGO_REQUIRED=1.22.0
-GNUTLS_REQUIRED=3.2.0
+GNUTLS_REQUIRED=3.2.7
 
 AC_MSG_CHECKING([whether gnutls support is requested])
 AC_ARG_WITH([gnutls],