Improve test summary output for rspec and minitest
#1468
| Job | Run time |
|---|---|
| 1m 29s | |
| 1m 21s | |
| 4m 8s | |
| 1m 10s | |
| 1m 20s | |
| 1m 53s | |
| 1m 30s | |
| 1m 31s | |
| 1m 40s | |
| 35s | |
| 1m 20s | |
| 1m 23s | |
| 2m 8s | |
| 3m 16s | |
| 1m 20s | |
| 1m 46s | |
| 1m 18s | |
| 1m 34s | |
| 10m 5s | |
| 2m 14s | |
| 3m 47s | |
| 1m 33s | |
| 48m 21s |