[foreign-memaccess+abi] RFR: Fix Sonar warnings in jdk.internal.foreign [v2]

[Maurizio Cimadamore]

On Wed, 25 Oct 2023 06:56:20 GMT, Per Minborg <pminborg at openjdk.org> wrote:

>> This PR proposes to do some minor fixes and cleanups for warnings that were flagged by Sonar.
>
> Per Minborg has updated the pull request with a new target base due to a merge or a rebase. The incremental webrev excludes the unrelated changes brought in by the merge/rebase. The pull request contains three additional commits since the last revision:
> 
>  - Reintroduce import
>  - Merge branch 'foreign-memaccess+abi' into sonar-internal-foreign
>  - Fix Sonar warnings in jdk.internal.foreign

This should be closed and fixed in mainline.

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PR Comment: https://git.openjdk.org/panama-foreign/pull/905#issuecomment-1778857353