submodule: bump openthread from 830572f to 3a28b7b
#704
| Job | Run time |
|---|---|
| 7s | |
| 11m 33s | |
| 59s | |
| 12m 39s |
830572f to 3a28b7b
#704
| Job | Run time |
|---|---|
| 7s | |
| 11m 33s | |
| 59s | |
| 12m 39s |