Update hibernate provider to hibernate5 updated provider:

org.hibernate.jpa.HibernatePersistenceProvider

Exists since 5.0.0.Final
https://github.com/hibernate/hibernate-orm/blob/5.0.0.Final/hibernate-entitymanager/src/main/java/org/hibernate/jpa/HibernatePersistenceProvider.java

Author: mshima

hibernate5/src/test/resources/META-INF/persistence.xml

@@ -5,7 +5,7 @@
 	xsi:schemaLocation="http://java.sun.com/xml/ns/persistence http://java.sun.com/xml/ns/persistence/persistence_1_0.xsd">
 
     <persistence-unit name="persistenceUnit" transaction-type="RESOURCE_LOCAL">
-        <provider>org.hibernate.ejb.HibernatePersistence</provider>
+        <provider>org.hibernate.jpa.HibernatePersistenceProvider</provider>
         <class>com.fasterxml.jackson.datatype.hibernate5.data.Contrato</class>
         <class>com.fasterxml.jackson.datatype.hibernate5.data.Customer</class>
         <class>com.fasterxml.jackson.datatype.hibernate5.data.Employee</class>