Revert PersistenceManager change to use karaf data directory

Change-Id: Icc43b4e5718e1834cf93ddcd042bdac2a8a524a8
diff --git a/core/store/persistence/src/main/java/org/onosproject/persistence/impl/PersistenceManager.java b/core/store/persistence/src/main/java/org/onosproject/persistence/impl/PersistenceManager.java
index f1ae5f9..05c577c 100644
--- a/core/store/persistence/src/main/java/org/onosproject/persistence/impl/PersistenceManager.java
+++ b/core/store/persistence/src/main/java/org/onosproject/persistence/impl/PersistenceManager.java
@@ -46,8 +46,8 @@
 @Service
 public class PersistenceManager implements PersistenceService {
 
-    private static final String DATABASE_PATH = System.getProperty("karaf.data", "./data/localDB");
-    private static final String ENCLOSING_FOLDER = System.getProperty("karaf.data", "./data");
+    private static final String DATABASE_PATH = "../data/localDB";
+    private static final String ENCLOSING_FOLDER = "../data";
 
     static final String MAP_PREFIX = "map:";