RFR: 8336315: tools/jpackage/windows/WinChildProcessTest.java Failed: Check is calculator process is alive [v3]

[Vanitha B P]

> tools/jpackage/windows/WinChildProcessTest.java was failing intermittently, fixed the issue and changes are tested.

Vanitha B P has updated the pull request incrementally with one additional commit since the last revision:

  Vanitha B P

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Changes:
  - all: https://git.openjdk.org/jdk/pull/20312/files
  - new: https://git.openjdk.org/jdk/pull/20312/files/d3cae3b9..00786ad5

Webrevs:
 - full: https://webrevs.openjdk.org/?repo=jdk&pr=20312&range=02
 - incr: https://webrevs.openjdk.org/?repo=jdk&pr=20312&range=01-02

  Stats: 0 lines in 0 files changed: 0 ins; 0 del; 0 mod
  Patch: https://git.openjdk.org/jdk/pull/20312.diff
  Fetch: git fetch https://git.openjdk.org/jdk.git pull/20312/head:pull/20312

PR: https://git.openjdk.org/jdk/pull/20312