Old v3 LHR fails to render in viewer

https://googlechrome.github.io/lighthouse/viewer/?gist=8d2c72743eb6c28df6bbe9d3c7ac4a5b ([source](https://github.com/GoogleChrome/lighthouse/issues/5273#issuecomment-390747838))

see the LHR in the console. `3.0.0-alpha.2`

```
Uncaught Error: Error rendering report: Cannot read properties of undefined (reading 'rendererFormattedStrings')
```