Upgrade bindgen to 0.64.0 am: 8258a70eed

Original change: https://android-review.googlesource.com/c/platform/external/rust/crates/bindgen/+/2440212

Change-Id: I39bf29d2863ac4dd62aa05b03753a45fba80598d
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>