[jdk17u-dev] RFR: 8327872: Convert javax/swing/JToolTip/4644444/bug4644444.java applet test to main

[Goetz Lindenmaier]

I backport this for parity with 21.0.9-oracle

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Commit messages:
 - Backport a4a5196351a3c8ce45e2e36d27842194cbfcc5ff

Changes: https://git.openjdk.org/jdk17u-dev/pull/3658/files
  Webrev: https://webrevs.openjdk.org/?repo=jdk17u-dev&pr=3658&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8327872
  Stats: 461 lines in 3 files changed: 63 ins; 398 del; 0 mod
  Patch: https://git.openjdk.org/jdk17u-dev/pull/3658.diff
  Fetch: git fetch https://git.openjdk.org/jdk17u-dev.git pull/3658/head:pull/3658

PR: https://git.openjdk.org/jdk17u-dev/pull/3658