RFR: 8367410: ZGC: Remove unused ZNmethodTable::wait_until_iteration_done() [v2]

[Thomas Schatzl]

On Thu, 11 Sep 2025 17:19:00 GMT, Francesco Andreuzzi <fandreuzzi at openjdk.org> wrote:

>> Thomas Schatzl has updated the pull request incrementally with one additional commit since the last revision:
>> 
>>   * also make ZNmethodTableIteration::in_progress() private
>
> Marked as reviewed by fandreuzzi (Author).

Thanks @fandreuz @stefank for your reviews

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PR Comment: https://git.openjdk.org/jdk/pull/27223#issuecomment-3296671937