RUSTSEC-2025-0074: `unic-segment` is unmaintained

[github-actions]

unic-segment is unmaintained

Details
Status	unmaintained
Package	unic-segment
Version	0.9.0
URL	rustsec/advisory-db#2414
Date	2025-10-18

All Unicode crates that are part of https://github.com/open-i18n/rust-unic are unmaintained.

Recommended alternatives

• icu_segmenter
• unicode-segmentation

See advisory page for additional details.