Update extern/json subproject to latest commit

riccardodebenedictis · riccardodebenedictis · commit c7ee34c976a2 · 2025-11-28T18:46:29.000+01:00
diff --git a/extern/json b/extern/json
@@ -1 +1 @@
-Subproject commit a21ea88566bc95292f18a149a8ccde8e2030e4a0
+Subproject commit f5614c6e3987afaae67d563a4329cc267452e3cf
