Feat/serialize deserialize (#508)

Co-authored-by: Taranjeet Singh <reachtotj@gmail.com>

embedchain/config/vectordbs/ElasticsearchDBConfig.py

@@ -1,8 +1,10 @@
 from typing import Dict, List, Union
 
 from embedchain.config.BaseConfig import BaseConfig
+from embedchain.helper_classes.json_serializable import register_deserializable
 
 
+@register_deserializable
 class ElasticsearchDBConfig(BaseConfig):
     """
     Config to initialize an elasticsearch client.