Upgrade rust/crates/parking_lot_core to 0.8.3 am: 4e04f9df20 am: 11971c000c am: 396cf71e92

Original change: https://android-review.googlesource.com/c/platform/external/rust/crates/parking_lot_core/+/1587607

MUST ONLY BE SUBMITTED BY AUTOMERGER

Change-Id: Id2ca4e694d22a968422b7bbd710eb13aa577bc8d