utf8proc (vendored)

• Upstream repository: https://github.com/JuliaStrings/utf8proc
• Version: 2.9.0 — utf8proc.h, utf8proc.c, and utf8proc_data.c (included from utf8proc.c).
• License: LICENSE.md. Unicode-derived data in utf8proc_data.c is also subject to the notices described there and in that file’s header.