RFR: 8330182: Start of release updates for JDK 24 [v2]

[Adam Sotona]

On Wed, 17 Apr 2024 05:43:12 GMT, Joe Darcy <darcy at openjdk.org> wrote:

>> Get JDK 24 underway.
>
> Joe Darcy has updated the pull request incrementally with two additional commits since the last revision:
> 
>  - Correct release date as observed in review feedback.
>  - Improve javadoc of class file update.

ClassFile changes are OK.

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Marked as reviewed by asotona (Reviewer).

PR Review: https://git.openjdk.org/jdk/pull/18787#pullrequestreview-2005504192