[Backport 1.2.latest] Pin macos runners to macos-12 (#787)
#1301
| Job | Run time |
|---|---|
| 3s | |
| 3s | |
| 6s |
macos runners to macos-12 (#787)
#1301
| Job | Run time |
|---|---|
| 3s | |
| 3s | |
| 6s |