RFR: 8305950: Have -XshowSettings option display tzdata version

[Roger Riggs]

On Mon, 8 May 2023 13:14:34 GMT, Sean Coffey <coffeys at openjdk.org> wrote:

> minor enhancement to have -XshowSettings launcher option display the version of tzdata installed in the JDK
> 
> example output of the new tzdata info :
> 
> 
> ....
> Locale settings:
>     default locale = English
>     default display locale = English
>     default format locale = English
>     tzdata version = 2023c
>     available locales = , af, af_NA, af_ZA, af_ZA_#Latn, agq, agq_CM, agq_CM_#Latn,
>     ......

Marked as reviewed by rriggs (Reviewer).

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PR Review: https://git.openjdk.org/jdk/pull/13865#pullrequestreview-1416824863