fix: removes outdated countries based on ISO 3166-1 alpha-2 (#3916)

- Removes Netherlands Antilles. See wiki section and first row for
reasoning:
https://en.wikipedia.org/wiki/ISO_3166-1_alpha-2#Transitional_reservations
- Removes duplicate SZ entry. See note in entry for SZ:
https://en.wikipedia.org/wiki/ISO_3166-1_alpha-2#Officially_assigned_code_elements
- Fixes code for Martinique (MQ)

packages/dnb-eufemia/src/extensions/forms/constants/countries.ts

@@ -1289,7 +1289,7 @@ const countries: Array<CountryType> = [
       nb: 'Martinique',
     },
     cdc: '596',
-    iso: 'MH',
+    iso: 'MQ',
     continent: 'South America',
   },
   {
@@ -1445,15 +1445,6 @@ const countries: Array<CountryType> = [
     iso: 'NL',
     continent: 'Europe',
   },
-  {
-    i18n: {
-      en: 'Netherlands Antilles',
-      nb: 'Nederlandske Antiller',
-    },
-    cdc: '599',
-    iso: 'AN',
-    continent: 'North America',
-  },
   {
     i18n: {
       en: 'New Caledonia',
@@ -1986,15 +1977,6 @@ const countries: Array<CountryType> = [
     iso: 'SJ',
     continent: 'Europe',
   },
-  {
-    i18n: {
-      en: 'Swaziland',
-      nb: 'Swaziland',
-    },
-    cdc: '268',
-    iso: 'SZ',
-    continent: 'Africa',
-  },
   {
     i18n: {
       en: 'Sweden',