Merge "Upgrade rust/crates/cast to 0.3.0" am: a860660912 am: b3daea5e9f am: ce06b14f42

Original change: https://android-review.googlesource.com/c/platform/external/rust/crates/cast/+/1833320

Change-Id: Ie2b259ba534588d6e84ab3902c4afb854fb4bb6a