* Fix gateway proxy for generic interface in XML Without a `FactoryBean.OBJECT_TYPE_ATTRIBUTE` the application context cannot determine a qualified with generic an interface injection * Set back `FactoryBean.OBJECT_TYPE_ATTRIBUTE` in the `GatewayParser` when not in AOT mode. Set a `targetType` when used in AOT * * Remove unused import * * Fix `GatewayParserTests` for new code base