Merge shardtree hotfixes back to main & update shardtree to incrementalmerkletree 0.8.0
#562
| Job | Run time |
|---|---|
| 1m 17s | |
| 8m 33s | |
| 1m 18s | |
| 12s | |
| 13m 16s | |
| 7m 39s | |
| 32m 15s |