[llvm] Reapply "[msan] Add avx512-intrinsics.ll and avx512-intrinsics-upgrade.ll test case (#123980)" (PR #124500)

[Thurston Dang via llvm-commits]

thurstond wrote:

Failing tests in CI (https://buildkite.com/llvm-project/github-pull-requests/builds/141497) are unrelated:

LLVM.CodeGen/AArch64/aarch64-build-attributes-all.ll
LLVM.CodeGen/AArch64/aarch64-build-attributes-bti.ll
LLVM.CodeGen/AArch64/aarch64-build-attributes-gcs.ll
LLVM.CodeGen/AArch64/aarch64-build-attributes-pac.ll
LLVM.CodeGen/AArch64/aarch64-build-attributes-pauthabi.ll


https://github.com/llvm/llvm-project/pull/124500