Update TEST_MAPPING am: 6cc673e97d am: d4e1770ce0

Original change: https://android-review.googlesource.com/c/platform/external/rust/crates/unicode-normalization/+/2108468

Change-Id: I27e7fed18167bcd9b572ee9c19f04728ead3a894
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>