RFR: 8301247: JPackage app-image exe launches multiple exe's in JDK 17+ [v2]

[Alexey Semenyuk]

> On Windows, restart app launcher in a way that when the parent app launcher process terminates, the child app launcher process is automatically terminated.

Alexey Semenyuk has updated the pull request incrementally with two additional commits since the last revision:

 - Misplaced canRunLauncher() check.
 - Added a test to cover the test case

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Changes:
  - all: https://git.openjdk.org/jdk/pull/15690/files
  - new: https://git.openjdk.org/jdk/pull/15690/files/ef5bf406..f09d39d4

Webrevs:
 - full: https://webrevs.openjdk.org/?repo=jdk&pr=15690&range=01
 - incr: https://webrevs.openjdk.org/?repo=jdk&pr=15690&range=00-01

  Stats: 152 lines in 1 file changed: 152 ins; 0 del; 0 mod
  Patch: https://git.openjdk.org/jdk/pull/15690.diff
  Fetch: git fetch https://git.openjdk.org/jdk.git pull/15690/head:pull/15690

PR: https://git.openjdk.org/jdk/pull/15690