[jdk21u-dev] RFR: 8328717: Convert javax/swing/JColorChooser/8065098/bug8065098.java applet test to main

[Goetz Lindenmaier]

I backport this for parity with 21.0.7-oracle

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Commit messages:
 - Backport a1fbbffb5e0d7e41a9c3041b7e64382780e86f50

Changes: https://git.openjdk.org/jdk21u-dev/pull/1248/files
  Webrev: https://webrevs.openjdk.org/?repo=jdk21u-dev&pr=1248&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8328717
  Stats: 86 lines in 3 files changed: 26 ins; 46 del; 14 mod
  Patch: https://git.openjdk.org/jdk21u-dev/pull/1248.diff
  Fetch: git fetch https://git.openjdk.org/jdk21u-dev.git pull/1248/head:pull/1248

PR: https://git.openjdk.org/jdk21u-dev/pull/1248