RFR: 8328403: Remove applet usage from JColorChooser tests Test6977726 [v3]

[Alisen Chung]

> Removing applet usage from manual JColorChooser tests

Alisen Chung has updated the pull request incrementally with one additional commit since the last revision:

  test instructions

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Changes:
  - all: https://git.openjdk.org/jdk/pull/18369/files
  - new: https://git.openjdk.org/jdk/pull/18369/files/d0818756..39b41d55

Webrevs:
 - full: https://webrevs.openjdk.org/?repo=jdk&pr=18369&range=02
 - incr: https://webrevs.openjdk.org/?repo=jdk&pr=18369&range=01-02

  Stats: 1 line in 1 file changed: 0 ins; 0 del; 1 mod
  Patch: https://git.openjdk.org/jdk/pull/18369.diff
  Fetch: git fetch https://git.openjdk.org/jdk.git pull/18369/head:pull/18369

PR: https://git.openjdk.org/jdk/pull/18369