Bug Fixes Identified during integration testing

Below File changes :

1. fetch_ingestion_summary : Condition check added to check for empty value . Changed append with extend for list functionality
2. data fetcher : Corrected variable name 'TriggerNaturalizationDAG' and added default value for storage URL
3. Corrected pattern variable in Constants File.
4. Corrected Version for CSDJ kind & Welllog kind .
5. Schema service file added token_refresher.refresh_token()
6. Replaced calling of create_id in airflow_logger at very last
7. Reference Mapping performance Improvement.