Added note about typed class constants in Date extension

jorgsowa · jorgsowa · commit 2487d2128efe · 2023-10-29T18:19:14.000+01:00
diff --git a/UPGRADING b/UPGRADING
@@ -143,6 +143,9 @@ PHP 8.4 UPGRADE NOTES
 9. Other Changes to Extensions
 ========================================
 
+- Date:
+  . The class constants are typed now.
+
 - Intl:
   . The class constants are typed now.
 
