[gtk/wip/smcv/no-yelp] docs: Don't build Yelp manual for bundled gtk-doc subproject

[Simon McVittie <smcv src gnome org>]

commit 43781652b3ef249fc76a8300a95216649ef7e554
Author: Simon McVittie <smcv debian org>
Date:   Tue Aug 25 10:42:40 2020 +0100

    docs: Don't build Yelp manual for bundled gtk-doc subproject
    
    This adds dependencies that would otherwise be unnecessary.
    
    Signed-off-by: Simon McVittie <smcv debian org>

 docs/reference/meson.build | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/docs/reference/meson.build b/docs/reference/meson.build
index 1654463490..905af97d00 100644
--- a/docs/reference/meson.build
+++ b/docs/reference/meson.build
@@ -7,7 +7,7 @@ if get_option('gtk_doc')
   # for the time being
   dependency('gtk-doc', version: '>=1.99',
     fallback: ['gtk-doc', 'dummy_dep'],
-    default_options: ['tests=false'])
+    default_options: ['tests=false', 'yelp_manual=false'])
 
   glib_prefix = dependency('glib-2.0').get_pkgconfig_variable('prefix')
   glib_docpath = join_paths(glib_prefix, 'share', 'gtk-doc', 'html')