Make unicode-ident available to product and vendor am: 6fdf8276e4 am: a79dddc493 am: 3ab3eeca3e am: 2ad9e9cc69

Original change: https://android-review.googlesource.com/c/platform/external/rust/crates/unicode-ident/+/2474606

Change-Id: I45fd7a86cc3e9c3b8889355994704edd9c2c0edd
Signed-off-by: Automerger Merge Worker <[email protected]>