Release gtk4 version 4.8.3+ds-2+deb12u1+apertis1

Signed-off-by: Ritesh Raj Sarraf <ritesh.sarraf@collabora.com>

debian/changelog

+gtk4 (4.8.3+ds-2+deb12u1+apertis1) apertis; urgency=medium
+
+  * Sync updates from debian/bookworm/updates
+  * Remaining Apertis specific changes:
+    - Disable cloudproviders and ffmpeg build dependencies
+
+ -- Apertis CI <devel@lists.apertis.org>  Tue, 24 Oct 2023 09:55:22 +0000
+
 gtk4 (4.8.3+ds-2+deb12u1) bookworm; urgency=medium
 
   * d/p/placessidebar-Make-all-rows-ellipsize.patch: