bench: refactor to use string interpolation in blas/ext/base/snansumkbn2
#3893
| Job | Run time |
|---|---|
| 2m 5s | |
| 2m 5s |
blas/ext/base/snansumkbn2
#3893
| Job | Run time |
|---|---|
| 2m 5s | |
| 2m 5s |