DurationFormat: Add tests for durations with style: "digital", hoursDisplay: "auto" and zero hours
#1801
| Job | Run time |
|---|---|
| 2m 22s | |
| 2m 22s |
style: "digital", hoursDisplay: "auto" and zero hours
#1801
| Job | Run time |
|---|---|
| 2m 22s | |
| 2m 22s |