RFR: JDK-8313670: Simplify shared lib name handling code in some tests [v4]

[David Holmes]

On Thu, 10 Aug 2023 07:44:58 GMT, Matthias Baesken <mbaesken at openjdk.org> wrote:

>> There is coding e.g. in
>> https://github.com/openjdk/jdk/blob/master/test/jdk/jdk/jfr/event/runtime/TestNativeLibrariesEvent.java#L72
>> that deals with shared lib naming on different OS.
>> This code should be simplified.
>
> Matthias Baesken has updated the pull request incrementally with one additional commit since the last revision:
> 
>   adjust COPYRIGHT headers

A belated thumbs up from me too. Thanks.

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PR Review: https://git.openjdk.org/jdk/pull/15151#pullrequestreview-1571269550