Remove explicit type parameters which can be inferred

Change-Id: I62cd4df252bab6208e1b1cd37f8f8757b0cfc17e
diff --git a/core/api/src/test/java/org/onosproject/store/service/VersionedTest.java b/core/api/src/test/java/org/onosproject/store/service/VersionedTest.java
index 86c497c..2533abe 100644
--- a/core/api/src/test/java/org/onosproject/store/service/VersionedTest.java
+++ b/core/api/src/test/java/org/onosproject/store/service/VersionedTest.java
@@ -54,7 +54,7 @@
      */
     @Test
     public void testMap() {
-        Versioned<String> tempObj = stats1.<String>map(VersionedTest::transform);
+        Versioned<String> tempObj = stats1.map(VersionedTest::transform);
         assertThat(tempObj.value(), is("1"));
     }