tracks/java/exercises/minesweeper/src/test/java/MinesweeperBoardTest.java in trackler-2.1.0.18 vs tracks/java/exercises/minesweeper/src/test/java/MinesweeperBoardTest.java in trackler-2.1.0.19

@@ -7,10 +7,10 @@
 import java.util.Collections;
 import java.util.List;
 
 import static org.junit.Assert.assertEquals;
 
-public final class MinesweeperBoardTest {
+public class MinesweeperBoardTest {
 
     /*
      * See https://github.com/junit-team/junit4/wiki/Rules for information on JUnit Rules in general and
      * ExpectedExceptions in particular.
      */