RFR: 8150564: Migrate useful ExtendedRobot methods into awt.Robot [v30]

[Alexander Zvegintsev]

On Thu, 7 Aug 2025 22:58:06 GMT, Alisen Chung <achung at openjdk.org> wrote:

> I've updated the current tests in to remove /client/lib from the tests I already removed ER from

However, it seems that some of the touch tests are still using the ER, which will result in a compilation failure when run with CI.
For instance, the `IndependenceSwingTest.java` test still fails to compile and run. There are more examples.

> I'll remove the remaining tests when I remove ER in a followup PR

Sure, thank you.

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PR Review Comment: https://git.openjdk.org/jdk/pull/22044#discussion_r2263269079