Update TEST_MAPPING am: da432a0779

Original change: https://android-review.googlesource.com/c/platform/external/rust/crates/ppv-lite86/+/2108584

Change-Id: I3310592c015a23cc89fbad32e80f7fa309c42034
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>