gh-125498: Update JIT builds to use LLVM 19 and use preserve_none
#2025
| Job | Run time |
|---|---|
| 6m 51s | |
| 10m 15s | |
| 18m 27s | |
| 21m 29s | |
| 19m 3s | |
| 21m 54s | |
| 4m 55s | |
| 5m 46s | |
| 13m 21s | |
| 20m 43s | |
| 10m 7s | |
| 13m 49s | |
| 7m 42s | |
| 17m 47s | |
| 7m 51s | |
| 13m 23s | |
| 1h 13m 37s | |
| 36m 22s | |
| 1h 8m 35s | |
| 39m 4s | |
| 7h 11m 1s |