Fixed issue with test class (TestScaffold) when it does not correctly handle "enablePreview" (does not pass "--enable-preview" to child debuggee process)
------------- Commit messages: - fix Changes: https://git.openjdk.org/valhalla/pull/1620/files Webrev: https://webrevs.openjdk.org/?repo=valhalla&pr=1620&range=00 Issue: https://bugs.openjdk.org/browse/JDK-8367589 Stats: 6 lines in 2 files changed: 1 ins; 3 del; 2 mod Patch: https://git.openjdk.org/valhalla/pull/1620.diff Fetch: git fetch https://git.openjdk.org/valhalla.git pull/1620/head:pull/1620 PR: https://git.openjdk.org/valhalla/pull/1620
