[gnome-build-meta] Revert "sdk: WebKitGTK+ 2.23.1"

[Jordan Petridis <jpetridis src gnome org>]

commit 2a9ea4b6dec8e79268d84ff21f2c00e2ceffe1c9
Author: Jordan Petridis <jpetridis gnome org>
Date:   Thu Nov 22 23:24:46 2018 +0000

    Revert "sdk: WebKitGTK+ 2.23.1"
    
    This reverts commit 179adb0a780a1ee6159b95f769c676b26d2290e7

 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 a77db9a..269931c 100644
--- a/elements/sdk/WebKitGTK+.bst
+++ b/elements/sdk/WebKitGTK+.bst
@@ -1,7 +1,7 @@
 kind: cmake
 sources:
 - kind: tar
-  url: webkitgtk_org:webkitgtk-2.23.1.tar.xz
+  url: webkitgtk_org:webkitgtk-2.22.3.tar.xz
 - kind: patch
   path: files/webkitgtk/gtk-doc-introspection-cross-compiling.patch
 - kind: local