[gnome-shell/gnome-40] extensions-app: Enable hardware acceleration

[Florian Müllner <fmuellner src gnome org>]

commit 86bf22151f6fb0a03d58816b477de7f81bdbdf05
Author: Florian Müllner <fmuellner gnome org>
Date:   Wed May 19 18:23:56 2021 +0200

    extensions-app: Enable hardware acceleration
    
    GTK4 will make use of it if it's available, so allow it.
    
    Part-of: <https://gitlab.gnome.org/GNOME/gnome-shell/-/merge_requests/1854>
    (cherry picked from commit e6089c83e2993098814b7056e1c7f54e5dc06820)

 subprojects/extensions-app/build-aux/flatpak/org.gnome.Extensions.json | 1 +
 1 file changed, 1 insertion(+)
---
diff --git a/subprojects/extensions-app/build-aux/flatpak/org.gnome.Extensions.json 
b/subprojects/extensions-app/build-aux/flatpak/org.gnome.Extensions.json
index 3f7b81697a..3ac00f6ed5 100644
--- a/subprojects/extensions-app/build-aux/flatpak/org.gnome.Extensions.json
+++ b/subprojects/extensions-app/build-aux/flatpak/org.gnome.Extensions.json
@@ -8,6 +8,7 @@
   "finish-args": [
     "--share=ipc", "--socket=fallback-x11",
     "--socket=wayland",
+    "--device=dri",
     "--talk-name=org.gnome.SessionManager",
     "--talk-name=org.gnome.Shell.Extensions"
   ],