[Kernel] Fix GroupNormGradKernel when d_x is nullptr
#6926
| Job | Run time |
|---|---|
| 3s | |
| 56s | |
| 59s |
GroupNormGradKernel when d_x is nullptr
#6926
| Job | Run time |
|---|---|
| 3s | |
| 56s | |
| 59s |