Provide ar_files and as_files for the autoconfigured osx toolchain.
Provide ar_files and as_files for the autoconfigured osx toolchain.

Work on https://github.com/bazelbuild/bazel/issues/8531.

Closes #8544.

PiperOrigin-RevId: 251428636

ButterflyNetwork/bazel,davidzchen/bazel,dslomov/bazel-windows,cushon/bazel,ulfjack/bazel,perezd/bazel,werkt/bazel,davidzchen/bazel,dslomov/bazel,twitter-forks/bazel,aehlig/bazel,davidzchen/bazel,akira-baruah/bazel,cushon/bazel,cushon/bazel,akira-baruah/bazel,akira-baruah/bazel,aehlig/bazel,cushon/bazel,bazelbuild/bazel,akira-baruah/bazel,aehlig/bazel,dslomov/bazel,twitter-forks/bazel,davidzchen/bazel,ButterflyNetwork/bazel,bazelbuild/bazel,dslomov/bazel,bazelbuild/bazel,safarmer/bazel,twitter-forks/bazel,perezd/bazel,twitter-forks/bazel,werkt/bazel,dslomov/bazel,ButterflyNetwork/bazel,davidzchen/bazel,werkt/bazel,safarmer/bazel,aehlig/bazel,bazelbuild/bazel,ulfjack/bazel,ulfjack/bazel,katre/bazel,aehlig/bazel,twitter-forks/bazel,werkt/bazel,meteorcloudy/bazel,davidzchen/bazel,ulfjack/bazel,meteorcloudy/bazel,cushon/bazel,dslomov/bazel-windows,aehlig/bazel,katre/bazel,dslomov/bazel-windows,twitter-forks/bazel,dslomov/bazel-windows,bazelbuild/bazel,katre/bazel,perezd/bazel,meteorcloudy/bazel,akira-baruah/bazel,ulfjack/bazel,katre/bazel,ButterflyNetwork/bazel,cushon/bazel,meteorcloudy/bazel,dslomov/bazel,perezd/bazel,safarmer/bazel,meteorcloudy/bazel,davidzchen/bazel,perezd/bazel,safarmer/bazel,twitter-forks/bazel,ulfjack/bazel,akira-baruah/bazel,ulfjack/bazel,dslomov/bazel-windows,dslomov/bazel-windows,perezd/bazel,safarmer/bazel,perezd/bazel,bazelbuild/bazel,ButterflyNetwork/bazel,werkt/bazel,katre/bazel,meteorcloudy/bazel,meteorcloudy/bazel,safarmer/bazel,werkt/bazel,ButterflyNetwork/bazel,katre/bazel,dslomov/bazel,dslomov/bazel,aehlig/bazel