fixed typo

src/Symfony/Bridge/Doctrine/Validator/Constraints/UniqueEntityValidator.php

@@ -77,7 +77,6 @@ class UniqueEntityValidator extends ConstraintValidator
 
                 if (count($relatedId) > 1) {
                     throw new ConstraintDefinitionException(sprintf('Associated entities are not allowed to have more than one identifier field to be part of a unique constraint in %s#%s.', $class->name, $fieldName));
-                    );
                 }
                 $criteria[$fieldName] = array_pop($relatedId);
             }