Migrate .readthedocs.yml to use build.os
#687
| Job | Run time |
|---|---|
| 3m 4s | |
| 1m 42s | |
| 1m 38s | |
| 1m 47s | |
| 2m 27s | |
| 1m 51s | |
| 2m 15s | |
| 2m 5s | |
| 2m 56s | |
| 1m 43s | |
| 3m 12s | |
| 3m 15s | |
| 3m 0s | |
| 3m 7s | |
| 2m 56s | |
| 3m 21s | |
| 4m 0s | |
| 5m 58s | |
| 1m 31s | |
| 3m 1s | |
| 1m 49s | |
| 1m 38s | |
| 1m 45s | |
| 2m 4s | |
| 2m 12s | |
| 37s | |
| 30s | |
| 1m 38s | |
| 3m 2s | |
| 11s | |
| 13s | |
| 21s | |
| 2m 35s | |
| 1h 13m 24s |