RFR: 8361705: Clean up KlassCleaningTask

[Thomas Schatzl]

On Mon, 14 Jul 2025 10:55:05 GMT, Albert Mingkun Yang <ayang at openjdk.org> wrote:

>> Hi all,
>> 
>>   please review this cleanup of `KlassCleaningTask`, fixing some style issues.
>> 
>> Testing: gha
>> 
>> Thanks,
>>   Thomas
>
> Marked as reviewed by ayang (Reviewer).

Thanks @albertnetymk @shipilev for your reviews

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PR Comment: https://git.openjdk.org/jdk/pull/26289#issuecomment-3077276816