Happy New Year 2026 - part 2

Consensus in the release branch seems to be to
update the year in NOTICE.


git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/trunk@1931105 13f79535-47bb-0310-9956-ffa450edef68

Author: rainerjung

NOTICE

@@ -1,5 +1,5 @@
 Apache HTTP Server
-Copyright 2021 The Apache Software Foundation.
+Copyright 2026 The Apache Software Foundation.
 
 This product includes software developed at
 The Apache Software Foundation (https://www.apache.org/).