[15] RFR: 8248255: [macos] Add failing DMG tests to problem list

[alexander . matveev]

Please review the jpackage fix for bug [1] at [2].

Added EmptyFolderPackageTest, IconTest, AppImagePackageTest, 
SimplePackageTest, BasicTest to ProblemList.txt.

[1] https://bugs.openjdk.java.net/browse/JDK-8248255
[2] http://cr.openjdk.java.net/~almatvee/8248255/webrev.00/

Thanks,
Alexander