Change BOOK to Book in HQL query

Signed-off-by: Pekka Helenius <fincer89@hotmail.com>

bookstore/src/main/java/com/fjordtek/bookstore/model/book/BookRepository.java

@@ -55,7 +55,7 @@ public interface BookRepository extends CrudRepository<Book, Long>, BookReposito
 	@Override
 	@Modifying
 	@Query(
-			value = "DELETE FROM BOOK i WHERE i.id = :id",
+			value = "DELETE FROM Book i WHERE i.id = :id",
 			nativeQuery = true
 			)
 	void deleteById(@Param("id") Long id);