Merge "Refresh Android.bp, cargo2android.json, TEST_MAPPING." am: c5722320e4 am: 437766fe0b

Original change: https://android-review.googlesource.com/c/platform/external/rust/crates/shared_child/+/1912833

Change-Id: I9090252d1958b0b819f6e23fbcb75f7ff1f06b1d