rapu: catch aiohttp.ClientError with a 503 response status
#3838
| Job | Run time |
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| 24m 36s | |
| 24m 36s | |
| 24m 28s | |
| 24m 28s | |
| 25m 14s | |
| 24m 12s | |
| 24m 25s | |
| 24m 25s | |
| 3h 16m 24s |