RFR: 8339524: Clean up a few ExtendedRobot tests [v8]

[Harshitha Onkar]

On Mon, 18 Nov 2024 19:44:01 GMT, Alisen Chung <achung at openjdk.org> wrote:

>> Cleaning up tests building ExtendedRobot that shouldn't be.
>
> Alisen Chung has updated the pull request incrementally with one additional commit since the last revision:
> 
>   import to avoid full qualified names

Updated changes LGTM

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Marked as reviewed by honkar (Reviewer).

PR Review: https://git.openjdk.org/jdk/pull/20846#pullrequestreview-2443556093