RFR: 8275727: Tests may fail with zh locale on MacOS

[David Holmes]

On Wed, 23 Mar 2022 15:34:43 GMT, Vikey Chen <duke at openjdk.java.net> wrote:

> I have run tier-1 test with  `JTREG="VM_OPTIONS=-Duser.language=en -Duser.country=US"`, some tests still fail because of default locale, Most of them are langtools tests. 
> 
> On MacOS 12.1.

I have filed:

https://bugs.openjdk.java.net/browse/JDK-8283606

please update the PR accordingly.

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PR: https://git.openjdk.java.net/jdk/pull/7924