Remove unused and untested u128/i128 implementations
#2931
| Job | Run time |
|---|---|
| 5s | |
| 2m 12s | |
| 2m 17s |
u128/i128 implementations
#2931
| Job | Run time |
|---|---|
| 5s | |
| 2m 12s | |
| 2m 17s |