RFR: 8354106: Clean up and open source KeyEvent related tests (Part 2) [v2]

[Alexander Zuev]

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

Alexander Zuev has updated the pull request incrementally with one additional commit since the last revision:

  Fixed bug ids list

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Changes:
  - all: https://git.openjdk.org/jdk/pull/24610/files
  - new: https://git.openjdk.org/jdk/pull/24610/files/bb982766..e029a9ba

Webrevs:
 - full: https://webrevs.openjdk.org/?repo=jdk&pr=24610&range=01
 - incr: https://webrevs.openjdk.org/?repo=jdk&pr=24610&range=00-01

  Stats: 1 line in 1 file changed: 0 ins; 0 del; 1 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