docs: record the round engine rollout on all three platforms

[sunnylqm]

RoundEngine 系列的收尾：在 docs/NATIVE_CHECKUPDATE_DESIGN.md §12.5 写明三端都已接入（#673～#677），并加一张表，列出每端的驱动入口、绑定方式和适配器自身的测试。只改文档。

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