RFR: 8347732: Replace SIZE_FORMAT in shenandoah [v3]

[Y. Srinivas Ramakrishna]

On Wed, 15 Jan 2025 18:12:26 GMT, Coleen Phillimore <coleenp at openjdk.org> wrote:

>> Coleen Phillimore has updated the pull request incrementally with one additional commit since the last revision:
>> 
>>   Fix merge.
>
> Thank you for reviewing, William.  Does shenandoah have a 2 review/24 hour requirement?

Somewhat naiive question @coleenp : Why not just modify the `SIZE_FORMAT` and related definitions to use `z`, and leave all uses in hotspot code unchanged?

May be the answer is in one of the parent tickets?

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PR Comment: https://git.openjdk.org/jdk/pull/23134#issuecomment-2593756224