Make jni available to product and vendor am: 773c4fa0f2

Original change: https://android-review.googlesource.com/c/platform/external/rust/crates/jni/+/2476417

Change-Id: I2ef98f6fd16ab1fb84c5b5e02e2d9df670dd00e4
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>