Rename CommandExecutorSelectorTest

shardingsphere-proxy/shardingsphere-proxy-frontend/shardingsphere-proxy-frontend-core/src/test/java/org/apache/shardingsphere/proxy/frontend/executor/ExecutorGroupTest.java → shardingsphere-proxy/shardingsphere-proxy-frontend/shardingsphere-proxy-frontend-core/src/test/java/org/apache/shardingsphere/proxy/frontend/executor/CommandExecutorSelectorTest.java

@@ -27,7 +27,7 @@ import static org.hamcrest.CoreMatchers.instanceOf;
 import static org.junit.Assert.assertThat;
 import static org.mockito.Mockito.mock;
 
-public final class ExecutorGroupTest {
+public final class CommandExecutorSelectorTest {
     
     @Test
     public void assertGetExecutorServiceWithLocal() {