RFR: JDK-8296907: VMError: add optional callstacks, siginfo for secondary errors [v12]

[Thomas Stuefe]

On Mon, 5 Dec 2022 06:55:08 GMT, Axel Boldt-Christmas <aboldtch at openjdk.org> wrote:

>> Thomas Stuefe has updated the pull request incrementally with two additional commits since the last revision:
>> 
>>  - Remove unused imports from test
>>  - Make ErrorLogSecondaryErrorDetails a diagnostic product flag
>
> Marked as reviewed by aboldtch (Committer).

Thanks @xmas92 and @schmelter-sap for reviewing!

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PR: https://git.openjdk.org/jdk/pull/11118