Patch bootstrap clang with prebuilt arm64 universal libs

We need arm64 version of libclang_rt and libc++ to bootstrap stage1
compiler-rt runtimes build. Patch bootstrap clang with libclang_rt.osx
and libc++ built locally with Xcode toolchain.

Verified this does not change 2-stage output of x86_64 part of the
universal build result.

Bug: 173856309
Test: build universal Android LLVM on x86 and M1 Mac
Change-Id: Ic515d1d68fcc86e21c65ba2fff06930eb19c0a55
diff --git a/clang-bootstrap/lib64/clang/12.0.1/lib/darwin/libclang_rt.osx.a b/clang-bootstrap/lib64/clang/12.0.1/lib/darwin/libclang_rt.osx.a
index 266ab9e..09a9eee 100644
--- a/clang-bootstrap/lib64/clang/12.0.1/lib/darwin/libclang_rt.osx.a
+++ b/clang-bootstrap/lib64/clang/12.0.1/lib/darwin/libclang_rt.osx.a
Binary files differ
diff --git a/clang-bootstrap/lib64/libc++.1.dylib b/clang-bootstrap/lib64/libc++.1.dylib
index 8db0f75..72f11c3 100755
--- a/clang-bootstrap/lib64/libc++.1.dylib
+++ b/clang-bootstrap/lib64/libc++.1.dylib
Binary files differ
diff --git a/clang-bootstrap/lib64/libc++abi.1.dylib b/clang-bootstrap/lib64/libc++abi.1.dylib
index 752c173..578356a 100755
--- a/clang-bootstrap/lib64/libc++abi.1.dylib
+++ b/clang-bootstrap/lib64/libc++abi.1.dylib
Binary files differ