Make fastrand available to product and vendor am: d106aef69e am: e6d3cd53a1 am: af3508b645 am: f858fea5a2 am: 9ba0a2d209

Original change: https://android-review.googlesource.com/c/platform/external/rust/crates/fastrand/+/2476343

Change-Id: Ife1ba5b6b522adf8f62f893ef729825e32f8873a
Signed-off-by: Automerger Merge Worker <[email protected]>