chore: update upcoming release with schedule-builder

Author: Caesarsage

data/releases/schedule.yaml

@@ -119,9 +119,9 @@ schedules:
   release: "1.31"
   releaseDate: "2024-08-13"
 upcoming_releases:
-- cherryPickDeadline: "2025-09-05"
-  targetDate: "2025-09-09"
 - cherryPickDeadline: "2025-10-10"
   targetDate: "2025-10-14"
 - cherryPickDeadline: "2025-11-07"
   targetDate: "2025-11-11"
+- cherryPickDeadline: "2025-12-05"
+  targetDate: "2025-12-09"