Filtered views of issues (except for new and closed) are broken

[miketaylr]

Probably related to the merge of 1d1deea.

[miketaylr]

STR:

1. visit https://webcompat.com/issues?page=1&per_page=50&state=open&stage=needsdiagnosis&sort=created&direction=desc

Expected: Some issues
Actual: No issues

[miketaylr]

Ah, the reason the tests passed were because I had old and new labels in the test repo.

[miketaylr]

We fixed this.