Add dataset with table parser type for Infinity and answer question in chat using SQL (#12541)

### What problem does this PR solve?

1) Create  dataset using table parser for infinity
2) Answer questions in chat using SQL

### Type of change

- [x] New Feature (non-breaking change which adds functionality)

conf/service_conf.yaml

@@ -29,6 +29,7 @@ os:
   password: 'infini_rag_flow_OS_01'
 infinity:
   uri: 'localhost:23817'
+  postgres_port: 5432
   db_name: 'default_db'
 oceanbase:
   scheme: 'oceanbase' # set 'mysql' to create connection using mysql config