Fix iterator_to_array return type with generators
#18884
| Job | Run time |
|---|---|
| 2m 9s | |
| 1m 33s | |
| 3m 40s | |
| 1m 56s | |
| 1m 31s | |
| 3m 25s | |
| 1m 52s | |
| 3m 20s | |
| 3m 2s | |
| 1m 51s | |
| 2m 44s | |
| 2m 54s | |
| 2m 46s | |
| 1m 50s | |
| 2m 54s | |
| 2m 54s | |
| 1m 33s | |
| 2m 55s | |
| 1m 31s | |
| 3m 33s | |
| 1m 56s | |
| 2m 45s | |
| 54m 34s |