[compiler-rt] [hwasan] Fix suppression of leaks from dlsym (PR #154073)

[Mingjie Xu via llvm-commits]

Enna1 wrote:

As you can see, there are other undefined marcos also evaluated to 0.
Maybe we should fix them and add `-Wundef` when compiling compiler-rt...

https://github.com/llvm/llvm-project/pull/154073