refactor(glyph)!: rename breakApart to split (#239)

* refactor(glyph)!: rename breakApart to split

Preserve committed detached-copy ownership and provide a typed migration for existing callers.

BREAKING CHANGE: replace Text.breakApart() calls with Text.split().

* fix(glyph): complete detached copy rename review

* docs(glyph): attest combined detached copy rename

* fix(benchmarks): initialize adapters after prototype binding

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Co-authored-by: Justin Walsh <contact.me@thejustinwalsh.com>

Author: krispya