BAEL-4785 | Refactor | indentation and pmd violation fix

spring-core-5/src/main/java/com/baeldung/springbean/naming/component/Cat.java

@@ -5,7 +5,7 @@ import org.springframework.stereotype.Component;
 
 @Component
 @Qualifier("cat")
-public class Cat implements Animal{
+public class Cat implements Animal {
 
     @Override
     public String name() {

spring-core-5/src/main/java/com/baeldung/springbean/naming/service/MessagingServiceImpl.java

@@ -6,7 +6,7 @@ import org.springframework.beans.factory.annotation.Qualifier;
 import org.springframework.stereotype.Service;
 
 @Service
-public class MessagingServiceImpl implements MessagingService{
+public class MessagingServiceImpl implements MessagingService {
 
     @Autowired
     @Qualifier("qualifierComponent")

spring-core-5/src/test/java/com/baeldung/springbean/naming/SpringBeanNamingUnitTest.java

@@ -13,7 +13,7 @@ import static org.assertj.core.api.Assertions.assertThat;
 import static org.junit.jupiter.api.Assertions.assertNotNull;
 
 @ExtendWith(SpringExtension.class)
-public class SpringBeanNamingTest {
+public class SpringBeanNamingUnitTest {
 
     private AnnotationConfigApplicationContext context;