[jdk21u-dev] RFR: 8328154: Convert sun/java2d/loops/CopyAreaSpeed.java applet test to main

[Goetz Lindenmaier]

I backport this for parity with 21.0.9-oracle

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Commit messages:
 - Backport 652fb3aa48fdfe09e827c2a06f76b3a69c711b74

Changes: https://git.openjdk.org/jdk21u-dev/pull/2037/files
  Webrev: https://webrevs.openjdk.org/?repo=jdk21u-dev&pr=2037&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8328154
  Stats: 257 lines in 2 files changed: 34 ins; 198 del; 25 mod
  Patch: https://git.openjdk.org/jdk21u-dev/pull/2037.diff
  Fetch: git fetch https://git.openjdk.org/jdk21u-dev.git pull/2037/head:pull/2037

PR: https://git.openjdk.org/jdk21u-dev/pull/2037