RFR: 8300055: [BACKOUT] OPEN_MAX is no longer the max limit on macOS >= 10.6 for RLIMIT_NOFILE

[Coleen Phillimore]

On Thu, 12 Jan 2023 17:09:40 GMT, Gerard Ziemski <gziemski at openjdk.org> wrote:

> This is a **backout** (using `git revert`) of [JDK-8291060 OPEN_MAX is no longer the max limit on macOS >= 10.6 for RLIMIT_NOFILE](https://bugs.openjdk.org/browse/JDK-8291060) which triggered a bug in ksh, resulting in a crash.
> 
> Verified with test case from https://bugs.openjdk.org/browse/JDK-8299258 and currently running Mach5 hs-tier1,2,3,4,5.

@gerard-ziemski you need to do this on JDK 20.

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PR: https://git.openjdk.org/jdk/pull/11974