Update TEST_MAPPING am: e28bc78a62 am: f920ca3841

Original change: https://android-review.googlesource.com/c/platform/external/rust/crates/serde_cbor/+/2411619

Change-Id: I934244a2bc34b419fe257391f4bac62f64679f8c
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>