RFR: 8372348: Adjust some UL / JFR string deduplication output messages [v2]

[Matthias Baesken]

On Mon, 15 Dec 2025 14:59:46 GMT, Matthias Baesken <mbaesken at openjdk.org> wrote:

>> There is some UL output in the string deduplication code that is not very clear and has room for improvement.
>> The inspected strings number should be shown and the new unknown strings get a changed text.
>> (also the new JFR strip dedup event  description is slightly adjusted)
>
> Matthias Baesken has updated the pull request incrementally with one additional commit since the last revision:
> 
>   Enhance output

Thanks for the review !

May I have a second review , please ?

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PR Comment: https://git.openjdk.org/jdk/pull/28455#issuecomment-3664278657