fix(tests): remove named error param

This value was being shadowed and hence not used. Explicitly returning
the shadowed return value ensures this code performs as expected.

Author: Matthew

time/time.go

@@ -26,23 +26,23 @@ func (t *Time) MarshalJSON() ([]byte, error) {
 
 // UnmarshalText implements the encoding.TextUnmarshaler interface.
 // The time is expected to be in Deis' datetime format.
-func (t *Time) UnmarshalText(data []byte) (err error) {
+func (t *Time) UnmarshalText(data []byte) error {
 	tt, err := time.Parse(DeisDatetimeFormat, string(data))
 	if _, ok := err.(*time.ParseError); ok {
 		tt, err = time.Parse(PyOpenSSLTimeDateTimeFormat, string(data))
 	}
 	*t = Time{tt}
-	return
+	return err
 }
 
 // UnmarshalJSON implements the json.Unmarshaler interface.
 // The time is expected to be a quoted string in Deis' datetime format.
-func (t *Time) UnmarshalJSON(data []byte) (err error) {
+func (t *Time) UnmarshalJSON(data []byte) error {
 	// Fractional seconds are handled implicitly by Parse.
 	tt, err := time.Parse(`"`+DeisDatetimeFormat+`"`, string(data))
 	if _, ok := err.(*time.ParseError); ok {
 		tt, err = time.Parse(`"`+PyOpenSSLTimeDateTimeFormat+`"`, string(data))
 	}
 	*t = Time{tt}
-	return
+	return err
 }