[lworld] RFR: 8350109: [lworld] Adopt jtreg 7.5.1 [v2]

[David Simms]

On Wed, 19 Feb 2025 19:04:28 GMT, Roger Riggs <rriggs at openjdk.org> wrote:

>> Jtreg is updated to 7.5.1
>> 7.5.1 drops support for LIBRARY.properties.
>> Some tests have added @enableProperties to pass.
>
> Roger Riggs has updated the pull request incrementally with one additional commit since the last revision:
> 
>   Updated requireVersion in test/docs/TEST.ROOT to 7.5.1+1

Was about to merge in the config change in jdk-25+11...will hold it back at let this PR do the work. Thanks Roger, ship it

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Marked as reviewed by dsimms (Committer).

PR Review: https://git.openjdk.org/valhalla/pull/1369#pullrequestreview-2639989567