Rename test classes in policy/engine

Make test classes name consitence by adding 'Test' at end of junit test classes and adding 'Support' or 'Dummy' at start of util or dummy type of test classes

Issue-ID: POLICY-1281
Change-Id: I5fa65d0cfc95edc8f2fe0ca678a43d2011a39670
Signed-off-by: Parshad Patel <pars.patel@samsung.com>
7 files changed