Revert "TAP5-2722: Run tests with jvmArg -Duser.language=en"
Revert "TAP5-2722: Run tests with jvmArg -Duser.language=en"

This reverts commit 923247f9ba3a9078c33677f4bc017342df7cda0b.

apache/tapestry-5,apache/tapestry-5,apache/tapestry-5,apache/tapestry-5,apache/tapestry-5