make ProofOfInclusion and ProofOfInclusionLayer py streamable
#3640
| Job | Run time |
|---|---|
| 31m 51s | |
| 4m 23s | |
| 6m 23s | |
| 4m 24s | |
| 7m 11s | |
| 6m 38s | |
| 5m 15s | |
| 5m 33s | |
| 5m 36s | |
| 10m 1s | |
| 9m 24s | |
| 9m 58s | |
| 1h 46m 37s |