[JAVA-45630] Moved code for "java-mockito-when-vs-do" from mockito-3 to mockito-4 (#18558)

Author: panos-kakos

testing-modules/mockito-3/src/main/java/com/baeldung/mockito/whenvsdomethods/Employee.java renamed to testing-modules/mockito-4/src/main/java/com/baeldung/whenvsdomethods/Employee.java

@@ -1,4 +1,4 @@
-package com.baeldung.mockito.whenvsdomethods;
+package com.baeldung.whenvsdomethods;
 
 import java.time.DayOfWeek;
 

testing-modules/mockito-3/src/main/java/com/baeldung/mockito/whenvsdomethods/IAmOnHolidayException.java renamed to testing-modules/mockito-4/src/main/java/com/baeldung/whenvsdomethods/IAmOnHolidayException.java

@@ -1,4 +1,4 @@
-package com.baeldung.mockito.whenvsdomethods;
+package com.baeldung.whenvsdomethods;
 
 public class IAmOnHolidayException extends RuntimeException {
 

testing-modules/mockito-3/src/test/java/com/baeldung/mockito/whenvsdomethods/WhenVsDoMethodsUnitTest.java renamed to testing-modules/mockito-4/src/test/java/com/baeldung/whenvsdomethods/WhenVsDoMethodsUnitTest.java

@@ -1,4 +1,4 @@
-package com.baeldung.mockito.whenvsdomethods;
+package com.baeldung.whenvsdomethods;
 
 import static org.hamcrest.CoreMatchers.is;
 import static org.junit.Assert.assertThat;