RFR: 8340464: [TestBug] Convert parametrized base tests to JUnit 5 [v2]

[Jay Bhaskar]

> Migrated JUnit 4 tests in the jafax.base module to JUnit 5, replacing deprecated APIs, updating assertions, and refactoring test structures to align with JUnit 5's improved features.

Jay Bhaskar has updated the pull request incrementally with one additional commit since the last revision:

  simplify test setup according to review

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Changes:
  - all: https://git.openjdk.org/jfx/pull/1759/files
  - new: https://git.openjdk.org/jfx/pull/1759/files/da453771..cf46ee09

Webrevs:
 - full: https://webrevs.openjdk.org/?repo=jfx&pr=1759&range=01
 - incr: https://webrevs.openjdk.org/?repo=jfx&pr=1759&range=00-01

  Stats: 980 lines in 18 files changed: 12 ins; 506 del; 462 mod
  Patch: https://git.openjdk.org/jfx/pull/1759.diff
  Fetch: git fetch https://git.openjdk.org/jfx.git pull/1759/head:pull/1759

PR: https://git.openjdk.org/jfx/pull/1759