Add missing REUSE annotations.

Change-Id: I6f26d7e7a43b09c62c65afd749f892cb2ed5d9ab
diff --git a/.reuse/dep5 b/.reuse/dep5
index ffabe39..4c20dfd 100644
--- a/.reuse/dep5
+++ b/.reuse/dep5
@@ -3,6 +3,10 @@
 Upstream-Contact: Matthias Andreas Benkard <code@mail.matthias.benkard.de>
 Source: https://gerrit.benkard.de/plugins/gitiles/jgvariant
 
+Files: *.json
+Copyright: © 2021-2023 Matthias Andreas Benkard <code@mail.matthias.benkard.de>
+License: LGPL-3.0-or-later
+
 Files: .mvn/*.config
 Copyright: © 2021 Matthias Andreas Benkard <code@mail.matthias.benkard.de>
 License: LGPL-3.0-or-later