Modify estimateTransactionKeyWitnessCount to estimate simple scripts too
#4261
| Job | Run time |
|---|---|
| 7m 53s | |
| 9m 4s | |
| 4m 48s | |
| 13m 34s | |
| 7m 57s | |
| 6m 40s | |
| 9m 46s | |
| 1s | |
| 0s | |
| 59m 43s |