fix style

Author: zml1206

flink-cdc-connect/flink-cdc-pipeline-connectors/flink-cdc-pipeline-connector-starrocks/src/test/java/org/apache/flink/cdc/connectors/starrocks/sink/StarRocksMetadataApplierTest.java

@@ -18,7 +18,11 @@
 package org.apache.flink.cdc.connectors.starrocks.sink;
 
 import org.apache.flink.cdc.common.configuration.Configuration;
-import org.apache.flink.cdc.common.event.*;
+import org.apache.flink.cdc.common.event.AddColumnEvent;
+import org.apache.flink.cdc.common.event.CreateTableEvent;
+import org.apache.flink.cdc.common.event.DropColumnEvent;
+import org.apache.flink.cdc.common.event.RenameColumnEvent;
+import org.apache.flink.cdc.common.event.TableId;
 import org.apache.flink.cdc.common.schema.Column;
 import org.apache.flink.cdc.common.schema.Schema;
 import org.apache.flink.cdc.common.types.BooleanType;
@@ -35,7 +39,12 @@
 import org.junit.jupiter.api.BeforeEach;
 import org.junit.jupiter.api.Test;
 
-import java.util.*;
+import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.Collections;
+import java.util.HashMap;
+import java.util.List;
+import java.util.Map;
 
 import static org.apache.flink.cdc.connectors.starrocks.sink.StarRocksDataSinkOptions.TABLE_CREATE_NUM_BUCKETS;
 import static org.apache.flink.cdc.connectors.starrocks.sink.StarRocksDataSinkOptions.TABLE_SCHEMA_CHANGE_TIMEOUT;