hg: openjfx/8u-dev/rt: [test-only] change to simple DMG

[danno.ferrin at shemnon.com]

Changeset: 613a8ae3a0f4
Author:    shemnon
Date:      2014-09-03 19:59 -0600
URL:       http://hg.openjdk.java.net/openjfx/8u-dev/rt/rev/613a8ae3a0f4

[test-only] change to simple DMG
When running tests, only do a full DMG if the build is configured to retain the intermediate packaging artifacts

! modules/fxpackager/src/test/java/com/oracle/tools/packager/mac/MacDmgBundlerTest.java