RFR: 8342979: Start of release updates for JDK 25 [v2]

[Iris Clark]

On Tue, 29 Oct 2024 16:15:30 GMT, Pavel Rappo <prappo at openjdk.org> wrote:

>> Prepare for JDK 25.
>
> Pavel Rappo has updated the pull request incrementally with one additional commit since the last revision:
> 
>   Add forgotten .jcheck/conf

Congratulations on accepting the baton from Joe!

Confirmed everything as expected.

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Marked as reviewed by iris (Reviewer).

PR Review: https://git.openjdk.org/jdk/pull/21763#pullrequestreview-2402735973