Merge "Refresh Android.bp, cargo2android.json, TEST_MAPPING." am: 9226a713fe am: 5a079e62d0 am: aaa0efee55 am: 6ede19ebd1

Original change: https://android-review.googlesource.com/c/platform/external/rust/crates/remain/+/1912531

Change-Id: I1dac0340c34ae3c4be6997345f681c65fb73d91e