[gnome-build-meta/jjardon/gtk_docs] elements/sdk/gtk.bst: Enable docs

[Javier Jardón Cabezas <jjardon src gnome org>]

commit f1cb55c560f08a31b9393a6dd8901782e17806d5
Author: Javier Jardón <jjardon gnome org>
Date:   Wed Jul 21 18:28:26 2021 +0100

    elements/sdk/gtk.bst: Enable docs

 elements/sdk/gtk.bst | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)
---
diff --git a/elements/sdk/gtk.bst b/elements/sdk/gtk.bst
index 98966869..9005a929 100644
--- a/elements/sdk/gtk.bst
+++ b/elements/sdk/gtk.bst
@@ -9,7 +9,7 @@ build-depends:
 - sdk-deps/sassc.bst
 - sdk/sysprof-minimal.bst
 - sdk/gobject-introspection.bst
-- sdk/gtk-doc.bst
+- sdk-deps/gi-docgen.bst
 - freedesktop-sdk.bst:components/vulkan-headers.bst
 - freedesktop-sdk.bst:public-stacks/buildsystem-meson.bst
 
@@ -35,6 +35,7 @@ depends:
 variables:
   meson-local: >-
     -Dbroadway-backend=true
+    -Dgtk_doc=true
     -Dmedia-ffmpeg=disabled
     -Dprint-cloudprint=disabled
     -Dvulkan=disabled