Finished release 2.9.

Changelog.md

gso/__init__.py

gso/api/v1/network.py

gso/oss-params-example.json

gso/services/lso_client.py

gso/settings.py

gso/workflows/iptrunk/modify_trunk_interface.py

gso/workflows/iptrunk/validate_iptrunk.py

gso/workflows/tasks/send_email_notifications.py

setup.py

test/workflows/iptrunk/test_modify_trunk_interface.py

test/workflows/iptrunk/test_validate_iptrunk.py