[Bazel CI] Target toolchain llvm and package contains an error referenced by 'llvm_toolchain//:linker-components-aarch64-darwin'

[sgowroji]

CI: https://buildkite.com/bazel/bazel-at-head-plus-downstream/builds/4355#0193fbff-43c3-4a80-8446-2f115cc4333a

Platform: MacOS

Logs:

ERROR: �[0mTraceback (most recent call last):
ERROR: �[0m/private/var/tmp/_bazel_buildkite/5704d8e834b66cb3f1217266a054f6e1/external/toolchains_llvm++llvm+llvm_toolchain/BUILD.bazel:125:10: Target '@@toolchains_llvm++llvm+llvm_toolchain_llvm//:ld' contains an error and its package is in error and referenced by '@@toolchains_llvm++llvm+llvm_toolchain//:linker-components-aarch64-darwin'

Culprit:

Steps:

git clone https://github.com/bazelbuild/examples && cd ../rust-examples/02-hello-cross
git reset b51e3bdd468ce8c4a516d7dca993909dcc84af32  --hard
export USE_BAZEL_VERSION=18a6a20335f14c23a69edfe708d8f4b577ec575d
bazel build //:all 

CC Greenteam @meteorcloudy