[jdk17u-dev] RFR: 8338286: GHA: Demote x86_32 to hotspot build only

[Paul Hohensee]

On Tue, 20 Aug 2024 12:05:20 GMT, Aleksey Shipilev <shade at openjdk.org> wrote:

> This should make GHAs cleaner and more efficient for future backports.
> 
> This backport is a bit unclean: there was a minor conflict in `default` line, which does not include some platform builds that are present past JDK 17.
> 
> Additional testing:
>  - [ ] GHA

Marked as reviewed by phh (Reviewer).

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PR Review: https://git.openjdk.org/jdk17u-dev/pull/2816#pullrequestreview-2248374756