renderEntityType 等于 RenderEntityType.CROSSED 时, 不再处理子节点.

[finscn]

这个 PR 是为了确保 web/小游戏 端 与 原生端逻辑一致.
原生代码里有类似逻辑.

虽然不明白 cocos 为什么这么设计, 以及 这个 CROSSED 到底啥意思.

Re: #

Changelog

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Continuous Integration

This pull request:

• needs automatic test cases check.

  Manual trigger with @cocos-robot run test cases afterward.

• does not change any runtime related code or build configuration

  If any reviewer thinks the CI checks are needed, please uncheck this option, then close and reopen the issue.

---

Compatibility Check

This pull request:

• changes public API, and have ensured backward compatibility with deprecated features.
• affects platform compatibility, e.g. system version, browser version, platform sdk version, platform toolchain, language version, hardware compatibility etc.
• affects file structure of the build package or build configuration which requires user project upgrade.
• introduces breaking changes, please list all changes, affected features and the scope of violation.

[bofeng-song]

如果是同步native的逻辑，node._static的判断可以移除。目前是通过_static 实现类似breakWalk的逻辑。

[finscn]

如果是同步native的逻辑，node._static的判断可以移除。目前是通过_static 实现类似breakWalk的逻辑。

那 node._static 的意义是什么呢? 只给 非原生用的? 如果移除会不会引起其他问题?