fix AWS unit test compilation

provider/register-aws/src/test/java/org/opengroup/osdu/register/provider/aws/subscriber/TopicsRepositoryImplTest.java

@@ -14,7 +14,6 @@
 
 package org.opengroup.osdu.register.provider.aws.subscriber;
 
-import static org.hamcrest.Matchers.any;
 import static org.junit.jupiter.api.Assertions.assertEquals;
 import static org.mockito.Mockito.times;
 import static org.mockito.Mockito.verify;
@@ -30,7 +29,6 @@ import org.mockito.junit.MockitoJUnitRunner;
 import org.opengroup.osdu.core.aws.dynamodb.DynamoDBQueryHelperFactory;
 import org.opengroup.osdu.core.aws.dynamodb.DynamoDBQueryHelperV2;
 import org.opengroup.osdu.core.common.logging.JaxRsDpsLog;
-import org.opengroup.osdu.core.common.model.http.DpsHeaders;
 import org.opengroup.osdu.core.common.model.notification.Topic;
 import org.springframework.test.util.ReflectionTestUtils;
 
@@ -61,7 +59,7 @@ public class TopicsRepositoryImplTest {
     @Before
     public void setup() {
         ReflectionTestUtils.setField(topicsRepository, "dynamoDBQueryHelperFactory", dynamoDBQueryHelperFactory);
-        when(dynamoDBQueryHelperFactory.getQueryHelperUsingSSM(Mockito.any(), Mockito.any()))
+        when(dynamoDBQueryHelperFactory.getQueryHelperUsingSSM(Mockito.anyString(), Mockito.nullable(String.class)))
                 .thenReturn(dynamoDBQueryHelper);
 
         ArrayList<AwsTopic> topicsList = new ArrayList<>();