Changes to Create Payment

removed the pattern ^(?!^[-+.]*$)[+-]?0*(?:\d{0,10}|(?=[\d.]{1,19}0*$)\d{0,10}\.\d{0,8}0*$) from the request property amount/anyOf[subschema #2]

the amount response's property pattern ^(?!^[-+.]*$)[+-]?0*\d*\.?\d*$ was removed for the status 202

endpoint added