RFR: 8369305: Adjust usage of CDS in the boot JDK [v3]

[Matthias Baesken]

On Mon, 13 Oct 2025 07:09:41 GMT, Matthias Baesken <mbaesken at openjdk.org> wrote:

>> Currently we dump an archive in the configure process, this might not be needed/beneficial any more.
>> 
>> Building with and without the change on Linux x86_64 (product)  shows similar build times.
>
> Matthias Baesken has updated the pull request incrementally with one additional commit since the last revision:
> 
>   Cleanup bootcycle-spec.gmk.template

Thanks for the reviews !

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PR Comment: https://git.openjdk.org/jdk/pull/27741#issuecomment-3400465639