RFR: 8298808: Check `script` code on detecting the base locales [v2]

[Joe Wang]

On Wed, 14 Dec 2022 23:47:43 GMT, Naoto Sato <naoto at openjdk.org> wrote:

>> Fixing `CLDRConverter` build tool to not regard [new locales](https://github.com/unicode-org/cldr/pull/2508/files#diff-94cbefde02914335da884f768063a06a84ad651ee4e56cdb1cb90625d7776731) introduced in CLDR 43 as one of the base locales. Otherwise they would incorrectly go into `java.base` module, then a test case fails.
>
> Naoto Sato has updated the pull request incrementally with one additional commit since the last revision:
> 
>   Allow Latin script by default

Marked as reviewed by joehw (Reviewer).

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PR: https://git.openjdk.org/jdk/pull/11684