Merge "Tell rustc to always use color output" am: 507f9b26 am: 5367b71a am: 0f3a6cda

Original change: https://android-review.googlesource.com/c/platform/build/soong/+/2081418



Change-Id: I563bf350353b506f46e60fd4644763a13f96349d
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>