Cleanup license metadata in external/rust/crates/anes. am: b8dec91158

Original change: https://android-review.googlesource.com/c/platform/external/rust/crates/anes/+/3196755

Change-Id: I7fe20cfd46d00c602ba1d0884d7ba0da9915e26d
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>