[jdk21u-dev] RFR: 8338109: java/awt/Mouse/EnterExitEvents/ResizingFrameTest.java duplicate in ProblemList

[Andrew Lu]

I backport this for parity with 21.0.6-oracle.

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Commit messages:
 - Backport 2b5aec2aad3883d4d407ec3a572f78755d60190d

Changes: https://git.openjdk.org/jdk21u-dev/pull/974/files
  Webrev: https://webrevs.openjdk.org/?repo=jdk21u-dev&pr=974&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8338109
  Stats: 1 line in 1 file changed: 0 ins; 0 del; 1 mod
  Patch: https://git.openjdk.org/jdk21u-dev/pull/974.diff
  Fetch: git fetch https://git.openjdk.org/jdk21u-dev.git pull/974/head:pull/974

PR: https://git.openjdk.org/jdk21u-dev/pull/974