TypeError: Cannot read property 'dataSourceId' of undefined

Sentry Issue: [PRODUCTION-WIDGETS-INTERFACE-QA](https://sentry.io/fliplet/production-widgets-interface/issues/841558086/?referrer=github_integration)

```
TypeError: Cannot read property 'dataSourceId' of undefined
  at None (/widgets/app-list/1.2.0/interface.js:681:39)
  at d (/assets/ravenjs/3.11.0/raven.min.js:2:6270)
```