Bael 6514 (#4281)

* Added parent module on poms that have no parent defined

* Removed dependency reduced pom from undertow module

* [BAEL-6514] - Fix usage of @AutoConfigureMockMvc without mocking

spring-4/src/test/java/com/baeldung/flips/controller/FlipControllerTest.java

@@ -20,7 +20,7 @@ import org.springframework.test.web.servlet.result.MockMvcResultMatchers;
     "first.active.after=2999-03-15T00:00:00Z",
     "logging.level.org.flips=info"
 
-})
+}, webEnvironment = SpringBootTest.WebEnvironment.MOCK)
 @AutoConfigureMockMvc
 @ActiveProfiles("dev")
 public class FlipControllerTest {