gh-145098: Use macos-15-intel instead of unstable macos-26-intel
#248299
| Job | Run time |
|---|---|
| 3s | |
| 6s | |
| 9s |
macos-15-intel instead of unstable macos-26-intel
#248299
| Job | Run time |
|---|---|
| 3s | |
| 6s | |
| 9s |