Update 2025-11-26-response-default-content-type.md

Author: asgerf

javascript/ql/src/change-notes/2025-11-26-response-default-content-type.md

@@ -1,5 +1,5 @@
 ---
 category: minorAnalysis
 ---
-* `new Response(x)` is not longer seen as a reflected XSS sink when no `content-type` header
+* `new Response(x)` is no longer seen as a reflected XSS sink when no `content-type` header
   is set, since the content type defaults to `text/plain`.