RFR: 7903850: JCStress: Upgrade GitHub Action Runner image for macOS

Tue Oct 1 08:21:52 UTC 2024

On Tue, 1 Oct 2024 04:01:03 GMT, Johnny Lim <duke at openjdk.org> wrote:

> This PR upgrades GitHub Action Runner image for macOS to `macos-12` as `macos-11` seems to have been removed.
> 
> See https://github.com/actions/runner-images?tab=readme-ov-file#available-images and https://github.com/actions/runner-images/issues/9255

Changes requested by shade (Committer).

.github/workflows/pre-integration.yml line 21:

> 19:         build-java: [17, 21]
> 20:         run-java: [8, 11, 17, 21]
> 21:         os: [ubuntu-22.04, windows-2022, macos-12]

Cool, thanks! Let's go straight to `macos-13`.

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PR Review: https://git.openjdk.org/jcstress/pull/152#pullrequestreview-2339454623
PR Review Comment: https://git.openjdk.org/jcstress/pull/152#discussion_r1782319399