RFR: 8226933: [TEST_BUG]GTK L&F: There is no swatches or RGB tab in JColorChooser [v4]

[Abhishek Kumar]

> There is no Swatches tab available for GTK Look and Feel due to the different ColorChooser UI design. Updated the test instructions.

Abhishek Kumar has updated the pull request incrementally with one additional commit since the last revision:

  Remove print statement

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Changes:
  - all: https://git.openjdk.org/jdk/pull/20867/files
  - new: https://git.openjdk.org/jdk/pull/20867/files/7f984872..677cb0e9

Webrevs:
 - full: https://webrevs.openjdk.org/?repo=jdk&pr=20867&range=03
 - incr: https://webrevs.openjdk.org/?repo=jdk&pr=20867&range=02-03

  Stats: 2 lines in 2 files changed: 0 ins; 2 del; 0 mod
  Patch: https://git.openjdk.org/jdk/pull/20867.diff
  Fetch: git fetch https://git.openjdk.org/jdk.git pull/20867/head:pull/20867

PR: https://git.openjdk.org/jdk/pull/20867