chore: Update copyright info

jcs090218 · jcs090218 · commit f9e9ef474a2f · 2026-01-01T00:21:14.000+08:00
diff --git a/quelpa-leaf.el b/quelpa-leaf.el
@@ -1,6 +1,6 @@
 ;;; quelpa-leaf.el --- Quelpa handler for leaf  -*- lexical-binding: t; -*-
 
-;; Copyright (C) 2020-2025  Shen, Jen-Chieh
+;; Copyright (C) 2020-2026  Shen, Jen-Chieh
 ;; Created date 2020-12-26 22:45:18
 
 ;; Author: Shen, Jen-Chieh <jcs090218@gmail.com>
