PL.yaml in countries-5.7.0

- old
+ new

@@ -9,9 +9,10 @@
   alpha2: PL
   alpha3: POL
   continent: Europe
   country_code: '48'
   currency_code: PLN
+  distance_unit: KM
   eea_member: true
   eu_member: true
   gec: PL
   geo:
     latitude: 51.919438