Make rayon-core available to product and vendor am: 946762913b

Original change: https://android-review.googlesource.com/c/platform/external/rust/crates/rayon-core/+/2476292

Change-Id: I89333c9796ab7c5d10cc0eb81906c86bac1309e9
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>