RFR: New example [v2]

[Iris Clark]

On Tue, 12 Nov 2024 15:18:19 GMT, Jesper Wilhelmsson <jwilhelm at openjdk.org> wrote:

>> Changed to a better example.
>
> Jesper Wilhelmsson has updated the pull request incrementally with one additional commit since the last revision:
> 
>   Added the second part as well

Nice example of a feature note for a feature release and enhanced note for multiple backports.

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Marked as reviewed by iris (Reviewer).

PR Review: https://git.openjdk.org/guide/pull/137#pullrequestreview-2429966340