Your Databricks workspace must be Unity Catalog-enabled to successfully extract lineage using APIs. The data lineage API is not supported if you're using Hive metastore. You will need to migrate your Hive tables and views to Unity Catalog.
Atlan recommends extracting lineage for your Databricks assets using system tables. You must have a Unity Catalog-enabled workspace to use system tables. See How to set up Databricks.