[Call For Discussion] Shall we set the default value of remove_target_edge_type to False?

[classicsong]

Originally, we set remove_target_edge_type to True. So in edge prediction tasks (classification and regression) the target edge type is not included in message passing by default. But, is this the right practice?

Related code: https://github.com/awslabs/graphstorm/blob/ea5e5848dd0619ed8205730e11ab389a63212720/python/graphstorm/config/argument.py#L1695-L1709