[jdk21u-dev] RFR: 8328328: Convert javax/swing/JTabbedPane/4666224/bug4666224.java applet test to main

[Goetz Lindenmaier]

I backport this for parity with 21.0.9-oracle

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Commit messages:
 - Backport 65d9f119c401c26c9a6436f5c9a513f91bb8c753

Changes: https://git.openjdk.org/jdk21u-dev/pull/2064/files
  Webrev: https://webrevs.openjdk.org/?repo=jdk21u-dev&pr=2064&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8328328
  Stats: 783 lines in 4 files changed: 168 ins; 614 del; 1 mod
  Patch: https://git.openjdk.org/jdk21u-dev/pull/2064.diff
  Fetch: git fetch https://git.openjdk.org/jdk21u-dev.git pull/2064/head:pull/2064

PR: https://git.openjdk.org/jdk21u-dev/pull/2064