RFR: 8354095: Open some JTable bugs 5

[Alisen Chung]

Updating and opening some JTable bugs

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Commit messages:
 - opening tests

Changes: https://git.openjdk.org/jdk/pull/24734/files
  Webrev: https://webrevs.openjdk.org/?repo=jdk&pr=24734&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8354095
  Stats: 470 lines in 4 files changed: 470 ins; 0 del; 0 mod
  Patch: https://git.openjdk.org/jdk/pull/24734.diff
  Fetch: git fetch https://git.openjdk.org/jdk.git pull/24734/head:pull/24734

PR: https://git.openjdk.org/jdk/pull/24734