Fix checkstyle

Author: Daniil Zulin

tests/junit5-support/src/main/java/tech/ydb/test/junit5/GrpcTransportExtension.java

@@ -1,5 +1,8 @@
 package tech.ydb.test.junit5;
 
+import java.util.concurrent.locks.Lock;
+import java.util.concurrent.locks.ReentrantLock;
+
 import org.junit.jupiter.api.extension.AfterAllCallback;
 import org.junit.jupiter.api.extension.AfterEachCallback;
 import org.junit.jupiter.api.extension.BeforeAllCallback;
@@ -15,9 +18,6 @@
 import tech.ydb.test.integration.YdbHelperFactory;
 import tech.ydb.test.integration.utils.ProxyGrpcTransport;
 
-import java.util.concurrent.locks.Lock;
-import java.util.concurrent.locks.ReentrantLock;
-
 /**
  *
  * @author Aleksandr Gorshenin

tests/junit5-support/src/main/java/tech/ydb/test/junit5/YdbHelperExtension.java

@@ -1,5 +1,8 @@
 package tech.ydb.test.junit5;
 
+import java.util.concurrent.locks.Lock;
+import java.util.concurrent.locks.ReentrantLock;
+
 import org.junit.jupiter.api.extension.AfterAllCallback;
 import org.junit.jupiter.api.extension.AfterEachCallback;
 import org.junit.jupiter.api.extension.BeforeAllCallback;
@@ -14,9 +17,6 @@
 import tech.ydb.test.integration.YdbHelperFactory;
 import tech.ydb.test.integration.utils.ProxyYdbHelper;
 
-import java.util.concurrent.locks.Lock;
-import java.util.concurrent.locks.ReentrantLock;
-
 /**
  * @author Aleksandr Gorshenin
  */