DOC-3147: Fix broken table link.

Author: kemister85

modules/ROOT/pages/migration-from-7x.adoc

@@ -388,6 +388,7 @@ The Image and Accessibility Checker plugins now follow the latest W3C standards
 
 For more information on the changes, see: xref:a11ychecker.adoc##image-rules[Accessibility Checker: Image rules].
 
+[[pagebreak-split-block-default]]
 ==== Page Break Plugin: Export PDF/Word Compatibility and Option Updates
 // #TINY-12013, #TINY-12462