Add UPGRADING notes

DanielEScherzer · DanielEScherzer · commit e310657a1a44 · 2024-10-25T12:53:20.000-07:00
diff --git a/UPGRADING b/UPGRADING
@@ -88,6 +88,10 @@ PHP 8.5 UPGRADE NOTES
     statement from the DEALLOCATE sql command in that we can reuse
     its name afterwards.
 
+- Reflection:
+  . ReflectionConstant::getExtension() and
+    ReflectionConstant::getExtensionName() were introduced.
+
 ========================================
 7. New Classes and Interfaces
 ========================================
