resolve last linting errors

gso/api/__init__.py

gso/api/v1/__init__.py

gso/api/v1/imports.py

gso/api/v1/subscriptions.py

gso/cli/import_sites.py

gso/cli/netbox.py

gso/products/__init__.py

gso/products/product_blocks/iptrunk.py

gso/products/product_blocks/router.py

gso/products/product_blocks/site.py

gso/services/netbox_client.py

gso/services/provisioning_proxy.py

gso/utils/helpers.py

gso/workflows/__init__.py

gso/workflows/iptrunk/create_iptrunk.py

gso/workflows/iptrunk/migrate_iptrunk.py

gso/workflows/iptrunk/modify_trunk_interface.py

pyproject.toml

test/conftest.py

test/schedules/test_scheduling.py