<i18n dev> RFR: 8358626: Emit UTF-8 CLDR resources

[Volkan Yazici]

On Wed, 4 Jun 2025 21:54:15 GMT, Naoto Sato <naoto at openjdk.org> wrote:

> The resource files in `java.base` are supposed to be US English only, but they also need to use UTF-8 as some of the names are non-ASCII (e.g., Türkiye)

@naotoj, shall we add this note as a comment to places where `-utf8` is added?

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PR Comment: https://git.openjdk.org/jdk/pull/25648#issuecomment-2942906463