pglogical_sequences.c has wrong file header

[HUUTFJ]

pglogical_sequences.c seems to have wrong file header. Could you update if needed?

 * pglogical_manager.c
 * 		pglogical worker for managing apply workers in a database
 *
 * Copyright (c) 2015, PostgreSQL Global Development Group
 *
 * IDENTIFICATION
 *		  pglogical_manager.c