Override equals and hashCode methods

Author: BewareMyPower

pulsar-client/src/main/java/org/apache/pulsar/client/impl/TopicMessageIdImpl.java

@@ -47,4 +47,14 @@ public String getTopicName() {
     public String getTopicPartitionName() {
         return getOwnerTopic();
     }
+
+    @Override
+    public boolean equals(Object obj) {
+        return super.equals(obj);
+    }
+
+    @Override
+    public int hashCode() {
+        return super.hashCode();
+    }
 }