Update TEST_MAPPING am: 4413968f5a

Original change: https://android-review.googlesource.com/c/platform/external/rust/crates/thiserror-impl/+/2108611

Change-Id: Idf5872b9699c1ad96899b9f0c9119a4e8ad3c037
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>