Upgrade bindgen to 0.64.0 am: 8258a70eed am: fc4b68ac6d

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

Change-Id: I9517d9c6d31f8778e8282a83b3974926b2a226dd
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>