DATAJPA-876 - Fix typo in reference doc.

Original pull request: #156.

Author: Centonni

src/main/asciidoc/jpa.adoc

@@ -144,8 +144,8 @@ We will create a query using the JPA criteria API from this but essentially this
 |Keyword|Sample|JPQL snippet
 |`And`|`findByLastnameAndFirstname`|`… where x.lastname = ?1 and x.firstname = ?2`
 |`Or`|`findByLastnameOrFirstname`|`… where x.lastname = ?1 or x.firstname = ?2`
-|`Is,Equals`|`findByFirstname`,`findByFirstnameIs`,`findByFirstnameEquals`|`… where x.firstname = 1?`
-|`Between`|`findByStartDateBetween`|`… where x.startDate between 1? and ?2`
+|`Is,Equals`|`findByFirstname`,`findByFirstnameIs`,`findByFirstnameEquals`|`… where x.firstname = ?1`
+|`Between`|`findByStartDateBetween`|`… where x.startDate between ?1 and ?2`
 |`LessThan`|`findByAgeLessThan`|`… where x.age < ?1`
 |`LessThanEqual`|`findByAgeLessThanEqual`|`… where x.age <= ?1`
 |`GreaterThan`|`findByAgeGreaterThan`|`… where x.age > ?1`