[gnome-build-meta] flatpak/platform-arch-libs.bst: add the GL32 extension directory

[Abderrahim Kitouni <akitouni src gnome org>]

commit 60d0c46bfec85a21844e8de91e9b404c556be06f
Author: Abderrahim Kitouni <akitouni gnome org>
Date:   Mon Sep 9 05:20:52 2019 +0100

    flatpak/platform-arch-libs.bst: add the GL32 extension directory

 elements/flatpak/platform-arch-libs.bst | 3 +++
 1 file changed, 3 insertions(+)
---
diff --git a/elements/flatpak/platform-arch-libs.bst b/elements/flatpak/platform-arch-libs.bst
index 0ae001e1..1b7392a1 100644
--- a/elements/flatpak/platform-arch-libs.bst
+++ b/elements/flatpak/platform-arch-libs.bst
@@ -2,6 +2,9 @@ kind: flatpak_image
 depends:
 - filename: flatpak/platform-image.bst
   type: build
+- filename: integration/compat-gl-dir.bst
+  junction: freedesktop-sdk.bst
+  type: build
 
 config:
   directory: '%{libdir}'