RFR: 8339836: Open source several AWT Mouse tests - Batch 1 [v3]

[Tejesh R]

> Open source these AWT Mouse tests:
> 
> java/awt/Mouse/MouseEnterExitTest.java
> java/awt/Mouse/MouseEnterExitTest2.java
> java/awt/Mouse/MousePressedTest.java
> java/awt/Mouse/MouseEnterExitTest4.java
> java/awt/Mouse/MouseEnterExitTest3.java

Tejesh R has updated the pull request incrementally with one additional commit since the last revision:

  Updated review comments

-------------

Changes:
  - all: https://git.openjdk.org/jdk/pull/21124/files
  - new: https://git.openjdk.org/jdk/pull/21124/files/440905cb..ccaf669d

Webrevs:
 - full: https://webrevs.openjdk.org/?repo=jdk&pr=21124&range=02
 - incr: https://webrevs.openjdk.org/?repo=jdk&pr=21124&range=01-02

  Stats: 24 lines in 2 files changed: 5 ins; 5 del; 14 mod
  Patch: https://git.openjdk.org/jdk/pull/21124.diff
  Fetch: git fetch https://git.openjdk.org/jdk.git pull/21124/head:pull/21124

PR: https://git.openjdk.org/jdk/pull/21124