Merge "Refresh Android.bp, cargo2android.json, TEST_MAPPING." am: 697f23a697 am: bc0555c8b7

Original change: https://android-review.googlesource.com/c/platform/external/rust/crates/proc-macro-hack/+/1912650

Change-Id: Ife6ca8fa5f1c91f04d3e097766f2fbaf779f91e5