Update migrations/41-42/index.md

Co-authored-by: Harald Leithner <leithner@itronic.at>

Author: muhme

migrations/41-42/index.md

@@ -5,6 +5,7 @@ title: 4.1 to 4.2
 
 Joomla 4.1 to 4.2 Upgrade Notes
 ===============================
+
 An explanation of the code changes for each version of Joomla.
 If you follow from the version of your current code until the version you want to support you
 should come across all the changes you need to make.