[clang] [clang] Attempt to unbreak clang/test/Driver/serenity.cpp on bots (PR #192105)

[Kewen Meng via cfe-commits]

Kewen12 wrote:

Thanks for fixing it! 

It seems the build still failed on the same test case: https://lab.llvm.org/buildbot/#/builders/10/builds/26512

https://github.com/llvm/llvm-project/pull/192105