Whisper pipeline: refactor tests, disable return_timestamps check
#5249
| Job | Run time |
|---|---|
| 4s | |
| 4s | |
| 3m 42s | |
| 3m 42s | |
| 46m 11s | |
| 46m 11s | |
| 2h 0m 17s | |
| 51m 17s | |
| 17m 13s | |
| 17m 13s | |
| 15m 52s | |
| 15m 52s | |
| 1s | |
| 1s | |
| 5h 37m 40s |