Remove unused import statements

Change-Id: I4ff6cba3a880dd324c4b991270e7d7a9d3a89844
diff --git a/core/common/src/test/java/org/onosproject/store/trivial/SimpleGroupStore.java b/core/common/src/test/java/org/onosproject/store/trivial/SimpleGroupStore.java
index bf5337c..f0ab09c 100644
--- a/core/common/src/test/java/org/onosproject/store/trivial/SimpleGroupStore.java
+++ b/core/common/src/test/java/org/onosproject/store/trivial/SimpleGroupStore.java
@@ -24,7 +24,6 @@
 import java.util.Iterator;
 import java.util.List;
 import java.util.Map;
-import java.util.Map.Entry;
 import java.util.Optional;
 import java.util.Set;
 import java.util.concurrent.ConcurrentHashMap;
diff --git a/core/store/dist/src/test/java/org/onosproject/store/cluster/impl/DistributedClusterStoreTest.java b/core/store/dist/src/test/java/org/onosproject/store/cluster/impl/DistributedClusterStoreTest.java
index 47d21cb..4d25c56 100644
--- a/core/store/dist/src/test/java/org/onosproject/store/cluster/impl/DistributedClusterStoreTest.java
+++ b/core/store/dist/src/test/java/org/onosproject/store/cluster/impl/DistributedClusterStoreTest.java
@@ -18,8 +18,6 @@
 import org.junit.After;
 import org.junit.Before;
 
-import static org.junit.Assert.*;
-
 /**
  * Unit test for DistributedClusterStore.
  */
@@ -36,4 +34,4 @@
     public void tearDown() throws Exception {
         distributedClusterStore.deactivate();
     }
-}
\ No newline at end of file
+}