fixed target device tables

src/controllers/preferences-controller.ts

src/models/preference.ts

src/services/impl/auth/login/Login.ts

src/services/impl/preferences-service-impl.ts

src/services/impl/preferences/add-target-device.ts

src/services/impl/preferences/del-target-device.ts

src/services/impl/preferences/get-user-preferences.ts

src/services/preferences-service.ts