RFR: 7904027: JOL: Add test cases for ZGC and object alignments [v2]

[Aleksey Shipilev]

On Fri, 6 Jun 2025 15:58:21 GMT, Anton Rybochkin <duke at openjdk.org> wrote:

>> This test reveals incorrect object alignment detection when using generational ZGC which results in high object size reported (512k on aarch64 and 64k otherwise)
>
> Anton Rybochkin has updated the pull request incrementally with one additional commit since the last revision:
> 
>   Fixed default alignment on 32-bit platforms

I am also surprised the new file did not have a license header added automatically. Have you tried `mvn clean verify` locally? The licensing plugin should run then.

-------------

PR Review: https://git.openjdk.org/jol/pull/64#pullrequestreview-2905357881