Removed ngircd and atheme roles in favor of oragono.
CREATE USER {{matrix_synapse_pgsql_user}} WITH ENCRYPTED PASSWORD '{{matrix_synapse_pgsql_pass}}';
CREATE DATABASE {{matrix_synapse_pgsql_db}} ENCODING 'UTF8' LC_COLLATE='C.UTF-8' LC_CTYPE='C.UTF-8' template=template0 OWNER {{matrix_synapse_pgsql_user}};