Updated Unit tests for Edge and Vertex indexed keys.

repository/src/test/java/org/apache/hadoop/metadata/services/TitanGraphServiceTest.java

@@ -62,7 +62,6 @@ public class TitanGraphServiceTest {
 
     @Test
     public void testGetEdgeIndexedKeys() throws Exception {
-   
         Assert.assertNotNull(titanGraphService.getEdgeIndexedKeys());
         Assert.assertEquals(titanGraphService.getEdgeIndexedKeys().size(), 8);
     }