RFR: 8354106: Clean up and open source KeyEvent related tests (Part 2)

[Alexander Zuev]

Clean up and open source two more tests related to KeyEvent mechanics.

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Commit messages:
 - Correct library path.
 - 8354106: Clean up and open source KeyEvent related tests (Part 2)

Changes: https://git.openjdk.org/jdk/pull/24610/files
  Webrev: https://webrevs.openjdk.org/?repo=jdk&pr=24610&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8354106
  Stats: 212 lines in 2 files changed: 212 ins; 0 del; 0 mod
  Patch: https://git.openjdk.org/jdk/pull/24610.diff
  Fetch: git fetch https://git.openjdk.org/jdk.git pull/24610/head:pull/24610

PR: https://git.openjdk.org/jdk/pull/24610