Upgrade async_task to 4.5.0 am: 36665bc1d1

Original change: https://android-review.googlesource.com/c/platform/external/rust/crates/async-task/+/2846078

Change-Id: Ic4e082a03123b0c3fa72d40f38003192685d4832
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>