docs: improve doctests for ndarray instances in blas/ext/ndarray/slinspace
#40172
| Job | Run time |
|---|---|
| 1m 16s | |
| 1m 16s |
blas/ext/ndarray/slinspace
#40172
| Job | Run time |
|---|---|
| 1m 16s | |
| 1m 16s |