[compiler-rt] [tsan] Fix running check-ubsan with COMPILER_RT_DEBUG=ON (PR #83886)

[Alexander Richardson via llvm-commits]

arichardson wrote:

I think https://github.com/llvm/llvm-project/pull/83890 is the better approach, but since I'm not sure I've uploaded both versions.

https://github.com/llvm/llvm-project/pull/83886