add changes entry

Author: Kraysent

CHANGES.rst

@@ -16,6 +16,10 @@ esa.euclid
   from the server. Specifically, passing ``'METADATA'`` to this argument will retrieve the extra fields
   ``datalabs_path``, ``file_name`` and ``hdu_index``. [#3438]
 
+vizier
+^^^^^^
+- Methods ``get_catalog``, ``get_catalog_async`` and ``query_*`` now always return UCD1+ instead of UCD1. [#3458]
+
 
 Service fixes and enhancements
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