fanquake c1832584bf
ci: add LLVM_SYMBOLIZER_PATH to Valgrind fuzz job
Otherwise:
```bash
	NEW_FUNC[1/23]: ==4710==WARNING: invalid path to external symbolizer!
==4710==WARNING: Failed to use and restart external symbolizer!
0xb72010  (/ci_container_base/ci/scratch/build-x86_64-pc-linux-gnu/src/test/fuzz/fuzz+0xa6a010) (BuildId: 2087ad415cb752eea259ed750f3b78a7fcb0b43b)
	NEW_FUNC[2/23]: 0xb72240  (/ci_container_base/ci/scratch/build-x86_64-pc-linux-gnu/src/test/fuzz/fuzz+0xa6a240) (BuildId: 2087ad415cb752eea259ed750f3b78a7fcb0b43b)

```
2024-09-24 17:04:44 +01:00
..
2024-09-12 12:28:23 +02:00
2024-08-16 21:19:13 +01:00