[jdk11u-dev] RFR: 8306072: Open source several AWT MouseInfo related tests

[Amos Shi]

Backport of [JDK-8306072](https://bugs.openjdk.org/browse/JDK-8306072)
- Clean Backport
- Test Succeeded in local Dev Apple M1 Laptop

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Commit messages:
 - Backport 44d9f55d0b3c469988be6f1c47f0cfbc433c4490

Changes: https://git.openjdk.org/jdk11u-dev/pull/2368/files
 Webrev: https://webrevs.openjdk.org/?repo=jdk11u-dev&pr=2368&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8306072
  Stats: 213 lines in 2 files changed: 213 ins; 0 del; 0 mod
  Patch: https://git.openjdk.org/jdk11u-dev/pull/2368.diff
  Fetch: git fetch https://git.openjdk.org/jdk11u-dev.git pull/2368/head:pull/2368

PR: https://git.openjdk.org/jdk11u-dev/pull/2368