Bug 576829 - Fix evaluations for variables with recursive generic

Add new test case to make sure multiple recursive generic parameters
works.

Change-Id: I6aaa7f9b867cdda6a889c9d3b75b906a040dd820
Signed-off-by: Gayan Perera <gayanper@gmail.com>
Reviewed-on: https://git.eclipse.org/r/c/jdt/eclipse.jdt.debug/+/187240
Tested-by: JDT Bot <jdt-bot@eclipse.org>
Reviewed-by: Sebastian Zarnekow <sebastian.zarnekow@gmail.com>
Reviewed-by: Sarika Sinha <sarika.sinha@in.ibm.com>