RFR: 8260245: Update ICU4C to version 68.2 [v2]

Thu Apr 8 14:01:16 UTC 2021

On Thu, 8 Apr 2021 13:01:27 GMT, Arun Joseph <ajoseph at openjdk.org> wrote:

>> We currently use ICU4C version 64.2. We should update to the latest stable version 68.2.
>> http://site.icu-project.org/home
>
> Arun Joseph has updated the pull request incrementally with one additional commit since the last revision:
> 
>   Add icuVersion

Marked as reviewed by jvos (Reviewer).

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PR: https://git.openjdk.java.net/jfx/pull/456