Sync 2025 12 11#19

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johnhurt wants to merge 4 commits intomainfrom

sync-2025-12-11

Commits on Dec 11, 2025

refactor: `no_std` support

cxw620
authored and
johnhurt
committed
README.md: typo

palash25
authored and
johnhurt
committed
Add support for `trie.ancestor()`

dflemstr
authored and
johnhurt
committed
Disable ci tests for msrv since testing dependencies have higher msrvs
johnhurt
committed