RFR: 8351374: Improve comment about queue.remove timeout in CleanerImpl.run [v2]

[Roger Riggs]

On Mon, 17 Mar 2025 17:22:10 GMT, Kim Barrett <kbarrett at openjdk.org> wrote:

>> Please review this revision of a previously puzzling comment intending to
>> provide the rationale for a bit of non-obvious code.
>
> Kim Barrett has updated the pull request incrementally with one additional commit since the last revision:
> 
>   bchristi-git review

Marked as reviewed by rriggs (Reviewer).

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PR Review: https://git.openjdk.org/jdk/pull/23952#pullrequestreview-2691564090