PT.yaml in countries-3.1.0

- old
+ new

@@ -32,9 +32,10 @@
     - 6
     - 13
     super_reduced: 
     parking: 13
   postal_code: true
+  postal_code_format: "\\d{4}-\\d{3}"
   unofficial_names:
   - Portugal
   - ポルトガル
   languages_official:
   - pt