Upgrade unicode-ident to 1.0.8 am: 2114a5cf0e am: 72096f9506

Original change: https://android-review.googlesource.com/c/platform/external/rust/crates/unicode-ident/+/2514756

Change-Id: Ibc2303c62cbf14a725da11776714814aa691e9b6
Signed-off-by: Automerger Merge Worker <[email protected]>