[gnome-build-meta/mcatanzaro/webkitgtk-2.28.3-gnome-3-36] Update to WebKitGTK 2.28.3

[Michael Catanzaro <mcatanzaro src gnome org>]

commit bbad913c21960e77a9b775fc557a2627caf1568a
Author: Michael Catanzaro <mcatanzaro gnome org>
Date:   Thu Jul 9 09:50:55 2020 -0500

    Update to WebKitGTK 2.28.3

 elements/sdk/WebKitGTK.bst | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/elements/sdk/WebKitGTK.bst b/elements/sdk/WebKitGTK.bst
index 18a107b2..cf000cc7 100644
--- a/elements/sdk/WebKitGTK.bst
+++ b/elements/sdk/WebKitGTK.bst
@@ -1,7 +1,7 @@
 kind: cmake
 sources:
 - kind: tar
-  url: webkitgtk_org:webkitgtk-2.28.2.tar.xz
+  url: webkitgtk_org:webkitgtk-2.28.3.tar.xz
   ref: b9d23525cfd8d22c37b5d964a9fe9a8ce7583042a2f8d3922e71e6bbc68c30bd
 - kind: patch
   path: files/webkitgtk/gtk-doc-introspection-cross-compiling.patch