RFR: 8264240: [macos_aarch64] enable appcds support after JDK-8263002

[David Holmes]

On Fri, 26 Mar 2021 17:18:22 GMT, Vladimir Kempik <vkempik at openjdk.org> 
wrote:
> 
> Please review this small patch for macos_aarch64.
> It reverts small part of jep-391 where we disabled cds for macos_aarch64.
> After JDK-8263002 is fixed, the appcds can be enabled back on macos_aarch64.
> CDS related tests in tier1 now pass

That tier 1 testing may not have been sufficient. With CDS enabled you 
will likely hit crashes due to JDK-8262894.

David
-----

> -------------
> 
> PR: https://git.openjdk.java.net/jdk/pull/3221
>