doc: update RELEASES.md for the 0.12.0 release
#3592
| Job | Run time |
|---|---|
| 1m 5s | |
| 3m 3s | |
| 20s | |
| 1m 32s | |
| 1m 31s | |
| 2m 33s | |
| 1m 3s | |
| 30s | |
| 18s | |
| 39s | |
| 25s | |
| 45s | |
| 1m 10s | |
| 1m 45s | |
| 35s | |
| 36s | |
| 56s | |
| 38s | |
| 2m 14s | |
| 21m 38s |