Actually fix validation errors

runbook.md

@@ -1,8 +1,8 @@
 # next n-ui
 
 Server, build and client side bootstrapping for ft.com’s user-facing applications. Most of the user-facing apps on ft.com currently rely on n-ui, it is a critical part of our infrastructure.
-_NOTE: n-ui has been now been replaced with [Page Kit] in some ft.com applications._
-[Page Kit]: https://biz-ops.in.ft.com/Repository/github%3AFinancial-Times%2Fdotcom-page-kit
+_NOTE_: n-ui has been now been replaced with [Page Kit](https://biz-ops.in.ft.com/Repository/github%3AFinancial-Times%2Fdotcom-page-kit) in some ft.com applications._
+
 
 ## Primary URL