fix check-style

Author: sfc-gh-ext-simba-jf

src/main/java/net/snowflake/client/loader/StreamLoader.java

@@ -9,7 +9,14 @@
 import java.sql.SQLException;
 import java.text.DateFormat;
 import java.text.SimpleDateFormat;
-import java.util.*;
+import java.util.ArrayList;
+import java.util.Calendar;
+import java.util.GregorianCalendar;
+import java.util.HashMap;
+import java.util.List;
+import java.util.Map;
+import java.util.Properties;
+import java.util.TimeZone;
 import java.util.concurrent.ArrayBlockingQueue;
 import java.util.concurrent.atomic.AtomicBoolean;
 import java.util.concurrent.atomic.AtomicInteger;

src/test/java/net/snowflake/client/loader/LoaderLatestIT.java

@@ -1,6 +1,8 @@
 package net.snowflake.client.loader;
 
-import static org.hamcrest.CoreMatchers.*;
+import static org.hamcrest.CoreMatchers.allOf;
+import static org.hamcrest.CoreMatchers.containsString;
+import static org.hamcrest.CoreMatchers.equalTo;
 import static org.hamcrest.MatcherAssert.assertThat;
 import static org.junit.jupiter.api.Assertions.assertThrows;
 import static org.junit.jupiter.api.Assertions.assertTrue;