test/CMakeLists.txt: bumped CTest timeout to accommodate macos-* runner slowness
#16416
| Job | Run time |
|---|---|
| 4m 41s | |
| 4m 41s |
macos-* runner slowness
#16416
| Job | Run time |
|---|---|
| 4m 41s | |
| 4m 41s |