Mark #257 as fixed (underlying problem fixed by other 2.12 changes most likely)

Author: cowtowncoder

release-notes/VERSION-2.x

@@ -16,6 +16,8 @@ Project: jackson-dataformat-xml
 #252: Empty (or self-closing) Element representing `List` is incorrectly
   deserialized as null, not Empty List
  (reported by Julien D)
+#257: Deserialization fails of lists containing elements with `xml:space` attribute
+ (reported by Quurks@github)
 #262: Make `ToXmlGenerator` non-final
  (requested by Dave J)
 #273: Input mismatch with case-insensitive properties