git: openjdk/jdk17u-dev: 8342609: jpackage test helper function incorrectly removes a directory instead of its contents only

[Goetz Lindenmaier]

Changeset: ac222190
Branch: master
Author:    Goetz Lindenmaier <goetz at openjdk.org>
Date:      2024-12-27 10:13:26 +0000
URL:       https://git.openjdk.org/jdk17u-dev/commit/ac2221902be1a41b4b904a92901b5e388442d7d3

8342609: jpackage test helper function incorrectly removes a directory instead of its contents only

Backport-of: 7133d1b983d7b85ba3c8dde26eb654c7ab695b07

! test/jdk/tools/jpackage/helpers/jdk/jpackage/test/TKit.java