improve the grammar for my recent UPGRADING note

diff --git a/UPGRADING b/UPGRADING
index 7e490dee81a4e3dddd3c209e75dd0e0a0319327c..4729205a63b77759e660ce417fa7dd78409d550b 100644 (file)
--- a/UPGRADING
+++ b/UPGRADING
@@ -233,7 +233,7 @@ PHP 5.6 UPGRADE NOTES
   specified at call-time.
 
 - Reflection:
-  ReflectionClass::newInstanceWithoutConstructor previously not allowed the
+  ReflectionClass::newInstanceWithoutConstructor previously didn't allow the
   instantiation of any internal class which used custom object storage
   (overriding the default create_object handler), this was changed to only
   reject the instantiation of such classes if the class is also marked as