Add blank line between java and javax imports

See gh-23539

spring-orm/src/test/java/org/springframework/orm/jpa/AbstractContainerEntityManagerFactoryIntegrationTests.java

@@ -18,6 +18,7 @@ package org.springframework.orm.jpa;
 
 import java.lang.reflect.Proxy;
 import java.util.List;
+
 import javax.persistence.EntityManager;
 import javax.persistence.FlushModeType;
 import javax.persistence.NoResultException;

spring-orm/src/test/java/org/springframework/orm/jpa/ApplicationManagedEntityManagerIntegrationTests.java

@@ -18,6 +18,7 @@ package org.springframework.orm.jpa;
 
 import java.lang.reflect.Proxy;
 import java.util.List;
+
 import javax.persistence.EntityManager;
 import javax.persistence.Query;
 import javax.persistence.TransactionRequiredException;

spring-orm/src/test/java/org/springframework/orm/jpa/ContainerManagedEntityManagerIntegrationTests.java

@@ -18,6 +18,7 @@ package org.springframework.orm.jpa;
 
 import java.lang.reflect.Proxy;
 import java.util.List;
+
 import javax.persistence.EntityManager;
 import javax.persistence.PersistenceException;
 import javax.persistence.Query;

spring-orm/src/test/java/org/springframework/orm/jpa/JpaTransactionManagerTests.java

@@ -18,6 +18,7 @@ package org.springframework.orm.jpa;
 
 import java.util.ArrayList;
 import java.util.List;
+
 import javax.persistence.EntityManager;
 import javax.persistence.EntityManagerFactory;
 import javax.persistence.EntityTransaction;

spring-orm/src/test/java/org/springframework/orm/jpa/LocalContainerEntityManagerFactoryBeanTests.java

@@ -18,6 +18,7 @@ package org.springframework.orm.jpa;
 
 import java.util.Map;
 import java.util.Properties;
+
 import javax.persistence.EntityManager;
 import javax.persistence.EntityManagerFactory;
 import javax.persistence.EntityTransaction;

spring-orm/src/test/java/org/springframework/orm/jpa/LocalEntityManagerFactoryBeanTests.java

@@ -18,6 +18,7 @@ package org.springframework.orm.jpa;
 
 import java.util.Map;
 import java.util.Properties;
+
 import javax.persistence.EntityManagerFactory;
 import javax.persistence.spi.PersistenceProvider;
 import javax.persistence.spi.PersistenceUnitInfo;

spring-orm/src/test/java/org/springframework/orm/jpa/persistenceunit/PersistenceXmlParsingTests.java

@@ -20,6 +20,7 @@ import java.net.URL;
 import java.util.HashMap;
 import java.util.Map;
 import java.util.Properties;
+
 import javax.persistence.spi.PersistenceUnitInfo;
 import javax.persistence.spi.PersistenceUnitTransactionType;
 import javax.sql.DataSource;

spring-orm/src/test/java/org/springframework/orm/jpa/support/OpenEntityManagerInViewTests.java

@@ -19,6 +19,7 @@ package org.springframework.orm.jpa.support;
 import java.io.IOException;
 import java.util.concurrent.Callable;
 import java.util.concurrent.atomic.AtomicInteger;
+
 import javax.persistence.EntityManager;
 import javax.persistence.EntityManagerFactory;
 import javax.servlet.AsyncEvent;

spring-orm/src/test/java/org/springframework/orm/jpa/support/PersistenceInjectionTests.java

@@ -23,6 +23,7 @@ import java.lang.reflect.Proxy;
 import java.util.HashMap;
 import java.util.Map;
 import java.util.Properties;
+
 import javax.persistence.EntityManager;
 import javax.persistence.EntityManagerFactory;
 import javax.persistence.PersistenceContext;