Polishing.

Remove unused `@Meta` annotation.

Original pull request #4854
See #4852

spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/PersonRepository.java

@@ -62,7 +62,6 @@ public interface PersonRepository extends MongoRepository<Person, String>, Query
 	 * @param lastname
 	 * @return
 	 */
-	@Meta
 	List<Person> findByLastname(String lastname);
 
 	List<Person> findByLastnameStartsWith(String prefix);