GitLab

* rgcn-ogbn-mag

* Add link in README.md

* correct code-format,add the reset_parameters function to the HeteroEmbedding module

* add the annotation in hetero.py

* add a unit test

* modify format

* Update
Co-authored-by: Mufei Li <mufeili1996@gmail.com>
Co-authored-by: Ubuntu <ubuntu@ip-172-31-50-143.us-west-2.compute.internal>