pdf: update year to 2026 in copyright.tex (#22253) (#22258)

ti-chi-bot · web-flow · commit 1fe57a95f462 · 2026-01-04T02:43:43.000Z
diff --git a/templates/copyright.tex b/templates/copyright.tex
@@ -1,4 +1,4 @@
 
 \noindent \rule{\textwidth}{1pt}
 
-© 2025 PingCAP. All Rights Reserved.
+© 2026 PingCAP. All Rights Reserved.
