[jdk21u-dev] RFR: 8328190: Convert AWTPanelSmoothWheel.html applet test to main

[Goetz Lindenmaier]

I backport this for parity with 21.0.9-oracle

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Commit messages:
 - Backport c7bbf849290b39b8e89290234d70d8333df24710

Changes: https://git.openjdk.org/jdk21u-dev/pull/2049/files
  Webrev: https://webrevs.openjdk.org/?repo=jdk21u-dev&pr=2049&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8328190
  Stats: 425 lines in 3 files changed: 131 ins; 294 del; 0 mod
  Patch: https://git.openjdk.org/jdk21u-dev/pull/2049.diff
  Fetch: git fetch https://git.openjdk.org/jdk21u-dev.git pull/2049/head:pull/2049

PR: https://git.openjdk.org/jdk21u-dev/pull/2049