SORMAS-Foundation#2920: Reactivate failing test

Author: ChristopherRiedel

sormas-backend/src/test/java/de/symeda/sormas/backend/caze/CaseStatisticsFacadeEjbTest.java

@@ -8,7 +8,6 @@
 import java.util.Date;
 import java.util.List;
 
-import org.junit.Ignore;
 import org.junit.Test;
 
 import de.symeda.sormas.api.Disease;
@@ -35,8 +34,6 @@
 
 public class CaseStatisticsFacadeEjbTest extends AbstractBeanTest {
 
-	// FIXME #2920: Fix failing unit test: NPE in DateHelper.getEpiWeek
-	@Ignore
 	@Test
 	public void testQueryCaseCount() {