Merge "Refresh Android.bp, cargo2android.json, TEST_MAPPING." am: 0d29e2f912 am: 56a8d9d78a am: dec9d01f56 am: eae3c49ed8

Original change: https://android-review.googlesource.com/c/platform/external/rust/crates/futures/+/1912521

Change-Id: Ib25a945264376a986f5724b2cd13f586faccf3bf