Update TEST_MAPPING am: d65235cf22

Original change: https://android-review.googlesource.com/c/platform/external/rust/crates/cexpr/+/2106882

Change-Id: Ic2c486ee04b2c29b2e369a2609b103cf04701103
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>