Update Changes (first step of migration to ES6)

Change-Id: I6578d529d79eb22f1f25970e6c5a2781ce55fcec
diff --git a/Changes b/Changes
index 514b7f9..6bbc0b6 100644
--- a/Changes
+++ b/Changes
@@ -1,3 +1,5 @@
+        - Migration of util and datepicker to ES6 (hebasta)
+
 0.66 2026-07-15
         - Fix link to NEGRA corpus (diewald)
         - Use M::P::Localize from CPAN (diewald)