[gnome-build-meta] Attempt to fix gdk-pixbuf build

[Michael Catanzaro <mcatanzaro src gnome org>]

commit 28d771235b390ade6ff7781b1c36dd10d75ab488
Author: Michael Catanzaro <mcatanzaro igalia com>
Date:   Wed May 30 14:13:57 2018 -0500

    Attempt to fix gdk-pixbuf build
    
    It now depends on libX11

 elements/core-deps/gdk-pixbuf.bst | 2 ++
 1 file changed, 2 insertions(+)
---
diff --git a/elements/core-deps/gdk-pixbuf.bst b/elements/core-deps/gdk-pixbuf.bst
index 47e8d25..312cdfb 100644
--- a/elements/core-deps/gdk-pixbuf.bst
+++ b/elements/core-deps/gdk-pixbuf.bst
@@ -9,6 +9,8 @@ depends:
 - core-deps/gtk-doc.bst
 - filename: desktop/shared-mime-info.bst
   junction: freedesktop-sdk.bst
+- filename: desktop/xorg-lib-x11.bst
+  junction: freedesktop-sdk.bst
 - filename: base.bst
   junction: freedesktop-sdk.bst
 public: