Upgrade rust/crates/async-trait to 0.1.48 am: 5448f37621 am: 5a23a1fcb2

Original change: https://android-review.googlesource.com/c/platform/external/rust/crates/async-trait/+/1662668

Change-Id: I0173971aeb735ec723e1e25b65f19b52372b6627