[libdazzle] build: Use add_project_arguments()

[Patrick Griffis <pgriffis src gnome org>]

commit 9016efdceec3c939608a02f736e91c42f24b7429
Author: Patrick Griffis <tingping tingping se>
Date:   Tue Jun 6 16:57:32 2017 -0400

    build: Use add_project_arguments()
    
    This allows use as a subproject

 meson.build |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/meson.build b/meson.build
index a69d0d9..945d190 100644
--- a/meson.build
+++ b/meson.build
@@ -35,7 +35,7 @@ configure_file(
   configuration: config_h,
 )
 
-add_global_arguments([
+add_project_arguments([
   '-DHAVE_CONFIG_H',
   '-I' + meson.build_root(),
   '-I' + join_paths(meson.source_root(), 'src'),