[jdk21u-dev] RFR: 8328130: Remove applet usage from JColorChooser tests Test4759934

[Goetz Lindenmaier]

I backport this for parity with 21.0.7-oracle

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Commit messages:
 - Backport be1dd275a4b4fcae00e4c3c48b3e8e4b1d84ba2b

Changes: https://git.openjdk.org/jdk21u-dev/pull/1257/files
  Webrev: https://webrevs.openjdk.org/?repo=jdk21u-dev&pr=1257&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8328130
  Stats: 112 lines in 2 files changed: 44 ins; 54 del; 14 mod
  Patch: https://git.openjdk.org/jdk21u-dev/pull/1257.diff
  Fetch: git fetch https://git.openjdk.org/jdk21u-dev.git pull/1257/head:pull/1257

PR: https://git.openjdk.org/jdk21u-dev/pull/1257