Remove unused @RunWith annotation

secret-archive-service/src/test/java/cz/fi/muni/pa165/seminar4/group7/CountryServiceTest.java

@@ -6,10 +6,8 @@ import cz.fi.muni.pa165.seminar4.group7.entity.Country;
 import cz.fi.muni.pa165.seminar4.group7.entity.Mission;
 import org.junit.jupiter.api.BeforeAll;
 import org.junit.jupiter.api.Test;
-import org.junit.runner.RunWith;
 import org.mockito.InjectMocks;
 import org.mockito.Mock;
-import org.mockito.junit.MockitoJUnitRunner;
 import org.springframework.boot.test.context.SpringBootTest;
 
 import java.util.List;
@@ -21,7 +19,6 @@ import static org.mockito.Mockito.when;
 /**
  * @author Jan Smejkal
  */
-@RunWith(MockitoJUnitRunner.class)
 @SpringBootTest
 public class CountryServiceTest {