RFR: 8341170: Open source several Choice related tests (part 2) [v2]

[Alexander Zuev]

> Clean up and iopen source five more regression tests related to the java.awt.Choice component.

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

  Remove unused test scenario and correct output to reflect it.

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Changes:
  - all: https://git.openjdk.org/jdk/pull/21334/files
  - new: https://git.openjdk.org/jdk/pull/21334/files/85fb5bc3..2b70a5ea

Webrevs:
 - full: https://webrevs.openjdk.org/?repo=jdk&pr=21334&range=01
 - incr: https://webrevs.openjdk.org/?repo=jdk&pr=21334&range=00-01

  Stats: 28 lines in 1 file changed: 0 ins; 26 del; 2 mod
  Patch: https://git.openjdk.org/jdk/pull/21334.diff
  Fetch: git fetch https://git.openjdk.org/jdk.git pull/21334/head:pull/21334

PR: https://git.openjdk.org/jdk/pull/21334