RFR: 8328279: Convert java/awt/Cursor/CursorOverlappedPanelsTest test to main [v2]

[Alexander Zuev]

> Converted to a main manual test.

Alexander Zuev has updated the pull request incrementally with one additional commit since the last revision:

  Fixes based on review feedback

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Changes:
  - all: https://git.openjdk.org/jdk/pull/18331/files
  - new: https://git.openjdk.org/jdk/pull/18331/files/e74f3d26..c94a124e

Webrevs:
 - full: https://webrevs.openjdk.org/?repo=jdk&pr=18331&range=01
 - incr: https://webrevs.openjdk.org/?repo=jdk&pr=18331&range=00-01

  Stats: 4 lines in 1 file changed: 0 ins; 1 del; 3 mod
  Patch: https://git.openjdk.org/jdk/pull/18331.diff
  Fetch: git fetch https://git.openjdk.org/jdk.git pull/18331/head:pull/18331

PR: https://git.openjdk.org/jdk/pull/18331