Merge "Upgrade rust/crates/unicode-width to 0.1.8" am: 1793886e7e am: d6e175df62

Original change: https://android-review.googlesource.com/c/platform/external/rust/crates/unicode-width/+/1414097

Change-Id: Ica3779bf8863945d5cab7e89739a817690b688c9