RUSTSEC-2025-0075 `unic-char-range` is unmaintained

All Unicode crates that are part of https://github.com/open-i18n/rust-unic are unmaintained. Recommended alternatives - Since version 1.45.0 Rust supports using char with ops::Range, RangeFrom, RangeFull, RangeInclusive, RangeTo to iterate over a range of codepoints...