RFR: 8257516: define test group for manual tests [v3]

[Igor Ignatyev]

On Thu, 3 Dec 2020 22:54:13 GMT, Ivan Šipka <isipka at openjdk.org> wrote:

>> Defined new test groups as defined in ticket. @fguallini
>
> Ivan Šipka has refreshed the contents of this pull request, and previous commits have been removed. The incremental views will show differences compared to the previous content of the PR. The pull request contains one new commit since the last revision:
> 
>   8257516: define test group for manual tests

LGTM

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Marked as reviewed by iignatyev (Reviewer).

PR: https://git.openjdk.java.net/jdk/pull/1416