JAVA-8637: addressing PR review comments.

persistence-modules/spring-data-jpa-enterprise/src/main/resources/application.properties

@@ -9,7 +9,7 @@ spring.datasource.url=jdbc:h2:mem:baeldung
 #spring.jpa.properties.javax.persistence.schema-generation.scripts.create-source=metadata
 #spring.jpa.properties.hibernate.format_sql=true
 
-spring.jpa.show-sql=true
+spring.jpa.show-sql=false
 
 #hibernate.dialect=org.hibernate.dialect.H2Dialect
 spring.jpa.properties.hibernate.id.new_generator_mappings=false

persistence-modules/spring-data-jpa-enterprise/src/test/java/com/baeldung/SpringContextTest.java

@@ -10,7 +10,6 @@ import com.baeldung.boot.Application;
 
 @RunWith(SpringRunner.class)
 @SpringBootTest(classes = Application.class)
-@TestPropertySource(properties = {"spring.jpa.show-sql=false "})
 public class SpringContextTest {
 
     @Test

persistence-modules/spring-data-jpa-enterprise/src/test/java/com/baeldung/partialupdate/PartialUpdateUnitTest.java

@@ -17,7 +17,6 @@ import com.baeldung.partialupdate.service.CustomerService;
 
 @RunWith(SpringRunner.class)
 @SpringBootTest(classes = PartialUpdateApplication.class)
-@TestPropertySource(properties = {"spring.jpa.show-sql=false "})
 public class PartialUpdateUnitTest {
 
     @Autowired