Start building with rustc on the Mac and Windows bots

We roll Rust from 6e0115778b0aedc90b59e035476c38e1b8c5c29b-2 to ac4379fea9e83465d814bb05005689f49bd2141e-1

And get Rust starting to build on Mac and Windows trybots. It doesn't
fully succeed but we can address more things in followup CLs.

Change-Id: Ia9822c8b24a5973e1ccef942944c3465075b119f
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/4310857
Reviewed-by: Collin Baker <[email protected]>
Commit-Queue: danakj <[email protected]>
Cr-Commit-Position: refs/heads/main@{#1116627}
NOKEYCHECK=True
GitOrigin-RevId: 712cb486c1b2c53992fd329484c62e433df3945d
1 file changed