Use old form of shell execution to conform with the rest of the script.
Use old form of shell execution to conform with the rest of the script.

git-svn-id: https://svn.apache.org/repos/asf/jmeter/trunk@1814736 13f79535-47bb-0310-9956-ffa450edef68

Former-commit-id: b892147bd3bf7b61caa02429702c56e71e828103
ham1/jmeter,etnetera/jmeter,apache/jmeter,ham1/jmeter,benbenw/jmeter,etnetera/jmeter,apache/jmeter,etnetera/jmeter,benbenw/jmeter,apache/jmeter,apache/jmeter,benbenw/jmeter,apache/jmeter,ham1/jmeter,ham1/jmeter,etnetera/jmeter,benbenw/jmeter,etnetera/jmeter,ham1/jmeter