removed hard-coded postgresql port (5432) from the test suite.
removed hard-coded postgresql port (5432) from the test suite.

FRiCKLE/ngx_postgres,paladin74/ngx_postgres,nagyistoce/odoo-ngx_postgres,paladin74/ngx_postgres,nagyistoce/odoo-ngx_postgres,lightcn/ngx_postgres,FRiCKLE/ngx_postgres,lightcn/ngx_postgres