[11u]: 8255351: Add detection for Graviton 2 CPUs

[Vladimir Kozlov]

Changes look good but I don't see backport request in JBS.

Thanks,
Vladimir K

On 12/3/20 11:25 AM, Hohensee, Paul wrote:
> Please review this 11u backport.
> 
> JBS: https://bugs.openjdk.java.net/browse/JDK-8255351
> Patch: https://git.openjdk.java.net/jdk/commit/2215e5a4
> Webrev: http://cr.openjdk.java.net/~phh/8255351/webrev.11u.01/
> 
> Patch changed by adding copyright date update, and modifying trailing context in hunk #2.
> 
> Thanks,
> Paul
>