Update ClassMetadata.php
Update ClassMetadata.php

I changed $deserializedData undefined variable to $unserialized into unserialize method
check the commit f2200da8c5d44bae5941c2c46c42ac961c3d8efc who changed the variable name without modify all occurences
paali/serializer,curzio-della-santa/serializer,progrupa/serializer,mpoiriert/serializer,schmittjoh/serializer