[smart_holder] Configure only one job per OS kind to build and run tests with -DPYBIND11_USE_SMART_HOLDER_AS_DEFAULT
#101
| Job | Run time |
|---|---|
| 6m 12s | |
| 6m 12s |
-DPYBIND11_USE_SMART_HOLDER_AS_DEFAULT
#101
| Job | Run time |
|---|---|
| 6m 12s | |
| 6m 12s |