docs: improve doctests for ndarray instances in blas/ext/base/ndarray/scusumkbn
#29044
| Job | Run time |
|---|---|
| 2m 22s | |
| 2m 22s |
blas/ext/base/ndarray/scusumkbn
#29044
| Job | Run time |
|---|---|
| 2m 22s | |
| 2m 22s |