[llvm] [bazel] Improve building on/for Windows (PR #171761)

[David Zbarsky via llvm-commits]

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@@ -2,6 +2,8 @@
 # See https://llvm.org/LICENSE.txt for license information.
 # SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
 
+load("@bazel_lib//lib:run_binary.bzl", "run_binary")
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dzbarsky wrote:

Yep, thanks, addressing!

https://github.com/llvm/llvm-project/pull/171761