RFR: 8297640: Increase buffer size for buf (insert_features_names) in Abstract_VM_Version::insert_features_names

[Emanuel Peter]

On Fri, 25 Nov 2022 14:41:12 GMT, Robbin Ehn <rehn at openjdk.org> wrote:

>> As described in [JDK-8297640](https://bugs.openjdk.org/browse/JDK-8297640), the buffer is too small, I increased the size from 512 to 1024.
>> 
>> The string needs to be a few characters larger, now that we have the additional feature `avx512_ifma`, added in [JDK-8288047](https://bugs.openjdk.org/browse/JDK-8288047).
>> 
>> I manually tested it with `./java --version`, used to crash, now works.
>> Running larger test suite now...
>
> Thanks!

Thanks @robehn @chhagedorn for the reviews!

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PR: https://git.openjdk.org/jdk/pull/11366