Re: #

Changelog

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.

Greptile Summary

Updated the native/external-config.json to use the latest version of the engine-native-external repository.

• File Modified: native/external-config.json
• Change: Updated checkout version from v3.8.4-2 to v3.8.4-3.
• Impact: Ensure no breaking changes or incompatibilities with the new version.
• Action Required: Verify dependent workflows and scripts function correctly with the updated version.