Merge "Refresh Android.bp, cargo2android.json, TEST_MAPPING." am: d713000e27 am: 5d63966955 am: 1e37f23127 am: d4a89d2db6

Original change: https://android-review.googlesource.com/c/platform/external/rust/crates/cexpr/+/1912047

Change-Id: I1644e1dd60ee05b5474b8dd29043e001a91c9954