Update TEST_MAPPING am: 3e381630c7

Original change: https://android-review.googlesource.com/c/platform/external/rust/crates/codespan-reporting/+/2398960

Change-Id: I3669e54fd4eb0d946341c7b8e41a3e691c48865d
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>