RFR: 8301991: Convert l10n properties resource bundles to UTF-8 native [v3]

[Justin Lu]

On Thu, 16 Mar 2023 18:31:23 GMT, Justin Lu <jlu at openjdk.org> wrote:

>> This PR converts Unicode sequences to UTF-8 native in .properties file. (Excluding the Unicode space and tab sequence). The conversion was done using native2ascii.
>> 
>> In addition, the build logic is adjusted to support reading in the .properties files as UTF-8 during the conversion from .properties file to .java ListResourceBundle file.
>
> Justin Lu has updated the pull request incrementally with two additional commits since the last revision:
> 
>  - Reconvert CS.properties to UTF-8
>  - Revert all changes to CurrencySymbols.properties

test/jdk/java/text/Format/NumberFormat/CurrencySymbols.properties line 1:

> 1: #

CurrencySymbols.properties is fully converted to UTF-8 now

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PR: https://git.openjdk.org/jdk/pull/12726