Update TEST_MAPPING am: 324d006f14 am: d4a76df025 am: defb80e3a4

Original change: https://android-review.googlesource.com/c/platform/external/rust/crates/num_cpus/+/2108561

Change-Id: I885aabe9d29a9264422afa5a03afdd8187a53a37
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>