Remove broken features non_pow2_rayon_thread and riv64
#2842
| Job | Run time |
|---|---|
| 5s | |
| 1m 54s | |
| 1m 59s |
non_pow2_rayon_thread and riv64
#2842
| Job | Run time |
|---|---|
| 5s | |
| 1m 54s | |
| 1m 59s |