git: openjdk/jdk: 8231591: [TESTBUG] Create additional two phase jpackage tests

[Alexander Matveev]

Changeset: 5a57945f
Author:    Alexander Matveev <almatvee at openjdk.org>
Date:      2020-09-25 23:02:00 +0000
URL:       https://git.openjdk.java.net/jdk/commit/5a57945f

8231591: [TESTBUG] Create additional two phase jpackage tests

Reviewed-by: asemenyuk, herrick

! src/jdk.incubator.jpackage/linux/classes/jdk/incubator/jpackage/internal/DesktopIntegration.java
! test/jdk/tools/jpackage/helpers/jdk/jpackage/test/AdditionalLauncher.java
! test/jdk/tools/jpackage/helpers/jdk/jpackage/test/PackageTest.java
! test/jdk/tools/jpackage/helpers/jdk/jpackage/test/WindowsHelper.java
+ test/jdk/tools/jpackage/share/MultiLauncherTwoPhaseTest.java