RFR: 8327857: Remove applet usage from JColorChooser tests Test4222508 [v2]

[Alisen Chung]

> Removing applet usage from manual JColorChooser tests

Alisen Chung has updated the pull request incrementally with five additional commits since the last revision:

 - fix pfjframe builder styling and jtreg manual tag
 - revert spacing
 - revert files
 - restore file
 - revert file

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Changes:
  - all: https://git.openjdk.org/jdk/pull/18209/files
  - new: https://git.openjdk.org/jdk/pull/18209/files/83a839fe..0c45d1cc

Webrevs:
 - full: https://webrevs.openjdk.org/?repo=jdk&pr=18209&range=01
 - incr: https://webrevs.openjdk.org/?repo=jdk&pr=18209&range=00-01

  Stats: 107 lines in 3 files changed: 58 ins; 18 del; 31 mod
  Patch: https://git.openjdk.org/jdk/pull/18209.diff
  Fetch: git fetch https://git.openjdk.org/jdk.git pull/18209/head:pull/18209

PR: https://git.openjdk.org/jdk/pull/18209