push: Don't default to DOCKER_DEFAULT_PLATFORM, improve message
#4489
| Job | Run time |
|---|---|
| 1m 25s | |
| 1m 18s | |
| 1m 18s | |
| 1m 22s | |
| 1m 17s | |
| 1m 25s | |
| 1m 23s | |
| 1m 21s | |
| 1m 21s | |
| 1m 18s | |
| 1m 19s | |
| 1m 23s | |
| 1m 21s | |
| 1m 20s | |
| 1m 25s | |
| 1m 19s | |
| 1m 17s | |
| 1m 22s | |
| 24m 14s |