Make unicode-width available to product and vendor am: 3233e4da66 am: 76ff8ba1b4

Original change: https://android-review.googlesource.com/c/platform/external/rust/crates/unicode-width/+/2475807

Change-Id: Ie7bd3753006390213631d68852d4519c9f3861ba
Signed-off-by: Automerger Merge Worker <[email protected]>