Update documentation for `cold_path`, `likely`, and `unlikely`#151612

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rust-bors[bot] merged 3 commits intorust-lang:mainfrom

tgross35:cold-path-doc

Jan 26, 2026

Commits on Jan 24, 2026

hint: Add a recommendation to benchmark with `cold_path`
tgross35
committed

Commits on Jan 26, 2026

hint: Document that `cold_path` can be used to implement `(un)likely`
tgross35
committed
hint: Update the tracking issue for `likely_unlikely`
tgross35
committed