[clang] [compiler-rt] Move interceptors for libresolv functions to MSan (PR #119071)

[Aaron Puchert via cfe-commits]

aaronpuchert wrote:

Where do I find these?
```
-DRUNTIMES_i386-unknown-linux-gnu_CMAKE_SYSROOT=/usr/local/google/home/ayzhao/src/chromium/src/third_party/llvm-build-tools/debian_bullseye_i386_sysroot \
-DBUILTINS_i386-unknown-linux-gnu_CMAKE_SYSROOT=/usr/local/google/home/ayzhao/src/chromium/src/third_party/llvm-build-tools/debian_bullseye_i386_sysroot
```
Or are they not relevant, because we're actually interested in 64-bit x86?

https://github.com/llvm/llvm-project/pull/119071