[gegl/wip/nielsdg/vapi-metadat] meson: Correctly add the VAPI metadata

[Niels De Graef <nielsdg src gnome org>]

commit ba9f9848a4a5e3f5a71c76cbc4009550878ec89c
Author: Niels De Graef <nielsdegraef gmail com>
Date:   Sun Jun 7 17:59:41 2020 +0200

    meson: Correctly add the VAPI metadata

 gegl/meson.build | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/gegl/meson.build b/gegl/meson.build
index 514f62107..f61dc9fe5 100644
--- a/gegl/meson.build
+++ b/gegl/meson.build
@@ -133,7 +133,7 @@ if get_option('introspection')
     )
 
     gnome.generate_vapi(api_name,
-      metadata_dirs: '.',
+      metadata_dirs: meson.current_source_dir(),
       sources: gegl_gir[0],
       install: true,
     )