iwyu.yml: use OpenSUSE to get latest include-what-you-use / cleaned up includes
#14226
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| 5m 15s | |
| 5m 0s | |
| 3m 13s | |
| 5m 14s | |
| 1m 26s | |
| 4m 10s | |
| 2m 18s | |
| 1m 44s | |
| 28m 20s |