ORG-NEWS: org-protocol's date style URL support is mentioned

etc/ORG-NEWS

@@ -392,6 +392,9 @@ suitable as a default value.
 *** New entities : ~\dollar~ and ~\USD~
 *** ~org-parse-time-string~ accepts a new optional argument
 =ZONE= specifies the current time zone.
+*** Support for date style URLs in =org-protocol://open-source=
+    URLs like =https://cool-blog.com/2017/05/20/cool-post/= are
+    covered by rewrite rules.
 
 * Version 9.0