BAEL-7989 Update test name

Author: michaelk

persistence-modules/spring-boot-postgresql/src/test/java/com/baeldung/postgres/datetime/DateTimeIntegrationTest.java renamed to persistence-modules/spring-boot-postgresql/src/test/java/com/baeldung/postgres/datetime/DateTimeLiveTest.java

@@ -13,7 +13,7 @@
 
 @RunWith(SpringRunner.class)
 @SpringBootTest(classes = {Application.class})
-public class DateTimeIntegrationTest {
+public class DateTimeLiveTest {
 
     @Autowired
     private DateTimeValueRepository dateTimeValueRepository;