RFR: 8282: Spotbugs errors [v2]

[Alex Macdonald]

On Wed, 30 Oct 2024 23:09:15 GMT, Marcus Hirt <hirt at openjdk.org> wrote:

>> Excluding spot bugs being overzealous.
>
> Marcus Hirt has updated the pull request incrementally with one additional commit since the last revision:
> 
>   More excludes required

Marked as reviewed by aptmac (Reviewer).

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PR Review: https://git.openjdk.org/jmc/pull/598#pullrequestreview-2406839625