RFR: 8322841: Parallel: Remove unused using-declaration in MutableNUMASpace

[Albert Mingkun Yang]

On Tue, 2 Jan 2024 11:17:22 GMT, Albert Mingkun Yang <ayang at openjdk.org> wrote:

> Trivial removing dead code.

Thanks for the review.

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PR Comment: https://git.openjdk.org/jdk/pull/17220#issuecomment-1874892297