ADD GREENPLUM & DB2 stored procedure ingestion

[datapopcorn]

Is your feature request related to a problem? Please describe. We got plenty of stored procedures in greenplum and db2 database, we want to ingest those procedures to generate lineage.

Describe the solution you'd like Add stored procedure ingestion for greenplum and db2

Describe alternatives you've considered For now, I should manually do a lot of data preprocessing works transform into query log csv file to OM, which takes a lot of time and is not automated.

Additional context Add any other context or screenshots about the feature request here.