[gtk+] configure: Require wayland >= 1.9.91

[Kalev Lember <klember src gnome org>]

commit fef545c623831ab88b8d377bd7b081a7405195a0
Author: Kalev Lember <klember redhat com>
Date:   Wed Jan 20 13:00:10 2016 +0100

    configure: Require wayland >= 1.9.91
    
    Needed since commit 1045dda0358dee67e8dfbf13b40181b4c2ba1f1c

 configure.ac |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/configure.ac b/configure.ac
index b032629..c15aaa9 100644
--- a/configure.ac
+++ b/configure.ac
@@ -59,7 +59,7 @@ m4_define([atk_required_version], [2.15.1])
 m4_define([cairo_required_version], [1.14.0])
 m4_define([gdk_pixbuf_required_version], [2.30.0])
 m4_define([introspection_required_version], [1.39.0])
-m4_define([wayland_required_version], [1.5.91])
+m4_define([wayland_required_version], [1.9.91])
 m4_define([wayland_protocols_required_version], [1.0])
 m4_define([mirclient_required_version], [0.11.0])
 m4_define([mircookie_required_version], [0.17.0])