Update javascript/ql/lib/change-notes/2024-11-28-regexp-unknown-flags.md

Co-authored-by: Asger F <[email protected]>

Author: Napalys

javascript/ql/lib/change-notes/2024-11-28-regexp-unknown-flags.md

@@ -1,5 +1,6 @@
 ---
 category: majorAnalysis
 ---
-* Queries working with regular expressions now also handle regular expressions constructed using `new RegExp(..)`. Previously some queries didn't handle such regular expressions. 
+* The `js/incomplete-sanitization` query now also checks regular expressions constructed using `new RegExp(..)`. Previously it only checked regular expression literals.
+* Regular expression-based sanitisers implemented with `new RegExp(..)` are now detected in more cases.
 * Regular expression related queries now account for unknown flags.