[doc] Add Chinese version of operator_custom_with_cupy.ipynb and Rename it's title
#1108
| Job | Run time |
|---|---|
| 51s | |
| 52s | |
| 1m 8s | |
| 2m 9s | |
| 50s | |
| 1m 53s | |
| 2m 7s | |
| 1m 45s | |
| 2m 53s | |
| 14m 28s |