437298: Eliminate non-determinism in TaskListIndexCorruptTest * TaskListIndexCorruptTest was implemented using a random number seeded with current time in millis which makes tests non-repeatable. Task-Url: https://bugs.eclipse.org/bugs/show_bug.cgi?id=437298 Change-Id: I77355bfeff7b9e6705efce75325f42ec3a0cea72 Signed-off-by: Miles Parker <milesparker@gmail.com>