Pre-merge code cleanup

src/context/service/database/models/DeviceModel.py

src/context/service/database/models/EndPointModel.py

src/context/service/database/models/Slot.py

src/context/service/database/models/TopologyModel.py

src/context/service/database/uuids/EndPoint.py

src/context/service/database/uuids/OpticalConfig.py

src/context/service/database/uuids/OpticalEndPoint.py

src/context/service/database/uuids/OpticalLink.py

src/context/service/database/uuids/_Builder.py