Update TEST_MAPPING am: 3f37e30c46 am: cf57fca32c am: cd4da38748

Original change: https://android-review.googlesource.com/c/platform/external/rust/crates/tinyvec/+/2108612

Change-Id: Ife673df13ca8442d1e56ce2e638e2228f6ff5e1e
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>