[gnome-builder] build: disable beautifier

[Christian Hergert <chergert src gnome org>]

commit 2b9b5c7e59e99823a303917af296672e9562dc67
Author: Christian Hergert <chergert redhat com>
Date:   Mon Jul 17 03:17:10 2017 -0700

    build: disable beautifier
    
    This hasn't been ported to the new layout engine yet.

 meson_options.txt |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/meson_options.txt b/meson_options.txt
index 6b4f214..b3ca444 100644
--- a/meson_options.txt
+++ b/meson_options.txt
@@ -23,7 +23,7 @@ option('with_docs', type: 'boolean')
 #   https://github.com/mesonbuild/meson/issues/707
 option('with_autotools', type: 'boolean')
 option('with_autotools_templates', type: 'boolean')
-option('with_beautifier', type: 'boolean')
+option('with_beautifier', type: 'boolean', value: false)
 option('with_c_pack', type: 'boolean')
 option('with_cargo', type: 'boolean')
 option('with_clang', type: 'boolean')