RFR: 8343923: GHA: Switch to Xcode 15 on MacOS AArch64 runners [v3]

[Magnus Ihse Bursie]

On Wed, 13 Nov 2024 10:20:48 GMT, Aleksey Shipilev <shade at openjdk.org> wrote:

>> We use macos-14 images for macos-aarch64 runners. We use Xcode 14.3.1 there. Xcode 14 goes away from those runners, as per: https://github.com/actions/runner-images/issues/10703. Current GH runner docs say macos-14 image defaults to Xcode 15.4: https://github.com/actions/runner-images/blob/main/images/macos/macos-14-Readme.md. We can switch to that.
>> 
>> I think this policy change is why we started seeing GHA failures like:
>> 
>> 
>> Run # On macOS we need to install some dependencies for testing
>> ==> Summary
>> 🍺 /opt/homebrew/Cellar/make/4.4.1: 17 files, 1.3MB
>> xcode-select: error: invalid developer directory '/Applications/Xcode_14.3.1.app/Contents/Developer'
>> Error: Process completed with exit code 1.
>
> Aleksey Shipilev 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:
> 
>  - Merge branch 'master' into JDK-8343923-macos-runners
>  - Also pass the Xcode version to test jobs
>  - Fix

Marked as reviewed by ihse (Reviewer).

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PR Review: https://git.openjdk.org/jdk/pull/22005#pullrequestreview-2432523755