RFR: 8328300: Convert PrintDialogsTest.java from Applet to main program [v2]

[Phil Race]

> This applet test is converted to a main program using PassFailJFrame.
> Other than that, the main thing I improved is the instructions.

Phil Race has updated the pull request incrementally with one additional commit since the last revision:

  8328300

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Changes:
  - all: https://git.openjdk.org/jdk/pull/18333/files
  - new: https://git.openjdk.org/jdk/pull/18333/files/c9d56f03..8458a1aa

Webrevs:
 - full: https://webrevs.openjdk.org/?repo=jdk&pr=18333&range=01
 - incr: https://webrevs.openjdk.org/?repo=jdk&pr=18333&range=00-01

  Stats: 6 lines in 1 file changed: 4 ins; 0 del; 2 mod
  Patch: https://git.openjdk.org/jdk/pull/18333.diff
  Fetch: git fetch https://git.openjdk.org/jdk.git pull/18333/head:pull/18333

PR: https://git.openjdk.org/jdk/pull/18333