[ISSUE #3949] Rename grpc IT

test/src/test/java/org/apache/rocketmq/test/grpc/v2/ClusterGrpcIT.java

@@ -33,7 +33,7 @@ import org.junit.Test;
 
 import static org.awaitility.Awaitility.await;
 
-public class ClusterGrpcTest extends GrpcBaseTest {
+public class ClusterGrpcIT extends GrpcBaseIT {
 
     private GrpcForwardService grpcForwardService;
 

test/src/test/java/org/apache/rocketmq/test/grpc/v2/GrpcBaseIT.java

@@ -106,7 +106,7 @@ import static org.apache.rocketmq.proxy.config.ConfigurationManager.RMQ_PROXY_HO
 import static org.assertj.core.api.Assertions.assertThat;
 import static org.awaitility.Awaitility.await;
 
-public class GrpcBaseTest extends BaseConf {
+public class GrpcBaseIT extends BaseConf {
 
     protected final int PORT = 8082;
     /**

test/src/test/java/org/apache/rocketmq/test/grpc/v2/LocalGrpcIT.java

@@ -26,7 +26,7 @@ import org.junit.After;
 import org.junit.Before;
 import org.junit.Test;
 
-public class LocalGrpcTest extends GrpcBaseTest {
+public class LocalGrpcIT extends GrpcBaseIT {
     private LocalGrpcService localGrpcService;
 
     @Before