[MINOR] mkdocs conf

Author: jaceklaskowski

mkdocs.yml

@@ -7,7 +7,7 @@ repo_name: spark-sql-internals
 repo_url: https://github.com/japila-books/spark-sql-internals
 edit_uri: edit/main/docs/
 
-copyright: Copyright © 2023 Jacek Laskowski
+copyright: Copyright © 2023-2024 Jacek Laskowski
 
 theme:
   name: material