[BAEL-2566] Add example of Insert with Modifying Native Query (#6164)

* [BAEL-2566] Add example of Insert with Modifying Native Query

* [BAEL-2557] Fix MR conflicts

* [BAEL-2557] Cleanup tests

persistence-modules/spring-data-jpa/src/main/java/com/baeldung/dao/repositories/user/UserRepository.java

@@ -67,10 +67,14 @@ public interface UserRepository extends JpaRepository<User, Integer> , UserRepos
     @Query(value = "UPDATE Users u SET u.status = ? WHERE u.name = ?", nativeQuery = true)
     int updateUserSetStatusForNameNative(Integer status, String name);
 
+    @Query(value = "INSERT INTO Users (name, age, email, status) VALUES (:name, :age, :email, :status)", nativeQuery = true)
+    @Modifying
+    void insertUser(@Param("name") String name, @Param("age") Integer age, @Param("status") Integer status, @Param("email") String email);
+
     @Modifying
     @Query(value = "UPDATE Users u SET status = ? WHERE u.name = ?", nativeQuery = true)
     int updateUserSetStatusForNameNativePostgres(Integer status, String name);
     
     @Query(value = "SELECT u FROM User u WHERE u.name IN :names")
-	List<User> findUserByNameList(@Param("names") Collection<String> names);
+	  List<User> findUserByNameList(@Param("names") Collection<String> names);
 }