Add OpenConfig `gNMI` (gRPC Network Management Interface)
Openconfig is a collaborative effort by network operators to develop programmatic interfaces and tools for managing networks in a dynamic, vendor-neutral way.
Data models are written in `YANG` format.
https://github.com/openconfig/public
https://github.com/openconfig/gnmi
https://www.openconfig.net/
Presentation by Arista https://www.youtube.com/watch?v=Y3toqb9r1lA
An additional gRPC supported by Ansible connection `ansible.netcommon.grpc connection`
https://docs.ansible.com/ansible/latest/collections/ansible/netcommon/grpc_connection.html
https://www.juniper.net/documentation/us/en/software/junos/open-config/open-config.pdf