Fix the return types of dot4add_i8packed and dot4add_u8packed.
#3529
| Job | Run time |
|---|---|
| 0s | |
| 38s | |
| 38s |
dot4add_i8packed and dot4add_u8packed.
#3529
| Job | Run time |
|---|---|
| 0s | |
| 38s | |
| 38s |