[libcxx-commits] [libcxx] [libc++][test][msan] Fix bots after #67799 (PR #73152)

[Vitaly Buka via libcxx-commits]

vitalybuka wrote:

Looks like out bot is about 2x faster:

>From https://github.com/llvm/llvm-project/actions/runs/6933781778/job/18867567142
```
********************
Testing:  0.. 10.. 20.. 30.. 40.. 50.. 60.. 70.. 80.. 90.. 
Slowest Tests:
--------------------------------------------------------------------------
1500.02s: llvm-libc++-shared.cfg.in :: std/numerics/rand/rand.dist/rand.dist.bern/rand.dist.bern.negbin/eval.pass.cpp
1500.01s: llvm-libc++-shared.cfg.in :: std/containers/sequences/deque/deque.modifiers/insert_iter_iter.pass.cpp
1290.75s: llvm-libc++-shared.cfg.in :: std/numerics/rand/rand.dist/rand.dist.samp/rand.dist.samp.discrete/eval.pass.cpp
1081.18s: llvm-libc++-shared.cfg.in :: std/numerics/rand/rand.dist/rand.dist.bern/rand.dist.bern.geo/eval.pass.cpp
1030.19s: llvm-libc++-shared.cfg.in :: std/algorithms/alg.sorting/alg.sort/sort/sort.pass.cpp
```

https://github.com/llvm/llvm-project/pull/73152