<i18n dev> RFR: 8302877: Speed up latin1 case conversions [v2]

[Eirik Bjorsnos]

On Tue, 21 Feb 2023 00:14:20 GMT, Naoto Sato <naoto at openjdk.org> wrote:

>> I did an 'exchaustive' search for 'exchaustive' across the code base and found  two comments in `LocaleData` and `LocaleData.cldr` in `jdk/test/jdk/sun/text/resources`.
>> 
>> Would you like me to update these as well while we're here, or should we avoid getting out scope for this PR?
>
> I'd appreciate it. I don't mind fixing it with this PR.

Thanks Naoto, I have fixed the spelling in these two unrelated files.

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PR: https://git.openjdk.org/jdk/pull/12623