Add Open Government, Portugal (#2329)

README.md

@@ -820,6 +820,7 @@ API | Description | Auth | HTTPS | CORS |
 | [Open Government, New Zealand](https://www.data.govt.nz/) | New Zealand Government Open Data | No | Yes | Unknown |
 | [Open Government, Peru](https://www.datosabiertos.gob.pe/) | Peru Government Open Data | No | Yes | Unknown |
 | [Open Government, Poland](https://dane.gov.pl/en) | Poland Government Open Data | No | Yes | Yes |
+| [Open Government, Portugal](https://dados.gov.pt/en/docapi/) | Portugal Government Open Data | No | Yes | Yes |
 | [Open Government, Queensland Government](https://www.data.qld.gov.au/) | Queensland Government Open Data | No | Yes | Unknown |
 | [Open Government, Romania](http://data.gov.ro/) | Romania Government Open Data | No | No | Unknown |
 | [Open Government, Russia](https://data.gov.ru/?language=en) | Open Data Portal Russia | `apiKey` | No | Unknown |