Added

• PHP 8 Attributes support for Doctrine MongoDB to document & traits.
• Support for doctrine/dbal >=3.2.
• Timestampable: Support to use annotations as attributes on PHP >= 8.0.
• Loggable: Support to use annotations as attributes on PHP >= 8.0.

Changed

• Translatable: Dropped support for other values than "true", "false", "1" and "0" in the fallback attribute of the translatable element in the XML mapping.
• Tree: Dropped support for other values than "true", "false", "1" and "0" in the activate-locking attribute of the tree element in the XML mapping.
• Tree: Dropped support for other values than "true", "false", "1" and "0" in the append_id, starts_with_separator and ends_with_separator attributes of the tree-path element in the XML mapping.
• Dropped support for doctrine/dbal < 2.13.1.
• The third argument of Gedmo\SoftDeleteable\Query\TreeWalker\Exec\MultiTableDeleteExecutor::__construct() requires a Doctrine\ORM\Mapping\ClassMetadata instance.