RFR: JDK-8295859: Update Manual Test Groups

[Bill Huang]

On Wed, 26 Oct 2022 08:16:37 GMT, Alan Bateman <alanb at openjdk.org> wrote:

>> This task is created to add manual tests to the manual test groups.
>> 
>> In addition, fix is provided for TestMatrix.java#Downcall-F and TestMatrix.java#Downcall-T which are failing due to missing TestDowncall.java ([JDK-8287158](https://bugs.openjdk.org/browse/JDK-8287158)).
>
> No objection to this but it seems a maintenance burden and I'm curious why these runs aren't run with the jtreg -manual option that will select the manual tests, e.g. `-listtests -manual open/test/jdk/:jdk_core` will list the tests in jdk_core that are configured to run /manual.

Hi @AlanBateman, the manual group was created for ATR purposes because the manual tests are outsourced, it is easier to organize and analyze the results. Also, it is consolidated with manual tests in jdk_core, jdk_nio, jdk_foreign and other categories.

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PR: https://git.openjdk.org/jdk/pull/10864