RFR: 8373101: JdkClient and JdkServer test classes ignore namedGroups field [v2]

[Rajan Halade]

On Tue, 9 Dec 2025 15:53:17 GMT, Matthew Donovan <mdonovan at openjdk.org> wrote:

>> This PR updates a couple test utility classes, JdkClient and JdkServer. Theseclasses extend AbstractPeer which contains a `namedGroup` field however, when creating/configuring the objects, the field is ignored. This PR just makes sure to include named groups if they are specified.
>
> Matthew Donovan has updated the pull request with a new target base due to a merge or a rebase. The incremental webrev excludes the unrelated changes brought in by the merge/rebase. The pull request contains three additional commits since the last revision:
> 
>  - refactored based on PR comments
>  - Merge branch 'master' into abstractpeer
>  - 8373101: JdkClient and JdkServer test classes ignore namedGroups field

Marked as reviewed by rhalade (Reviewer).

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PR Review: https://git.openjdk.org/jdk/pull/28664#pullrequestreview-3558899791