RFR: 8338140: (str) Add notes to String.trim and String.isEmpty pointing to newer APIs [v4]

[Stuart Marks]

On Thu, 12 Jun 2025 23:39:44 GMT, Stuart Marks <smarks at openjdk.org> wrote:

>> Add a note to String.trim pointing to the String.strip family of methods.
>> 
>> Add notes cross-linking String.isBlank and String.isEmpty.
>
> Stuart Marks has updated the pull request incrementally with one additional commit since the last revision:
> 
>   More wording updates.

Thanks. CSR [JDK-8359267](https://bugs.openjdk.org/browse/JDK-8359267) is now updated. Please review at your convenience.

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PR Comment: https://git.openjdk.org/jdk/pull/25762#issuecomment-2968991523