Add Faroe Islands map (#441)

## Description:
This PR adds the new "Faroe Islands" map that is based on the real
islands. It has 6 nations - the 6 regions of the Feroe Islands.

Fixes #460

## Please complete the following:

- [ ] I have added screenshots for all UI updates
- [x] I confirm I have thoroughly tested these changes and take full
responsibility for any bugs introduced
- [x] I understand that submitting code with bugs that could have been
caught through manual testing blocks releases and new features for all
contributors

## Please put your Discord username so you can be contacted if a bug or
regression is found:

Nikola123

src/scripts/generateTerrainMaps.ts

@@ -22,6 +22,7 @@ const maps = [
   "BetweenTwoSeas",
   "Japan",
   "KnownWorld",
+  "FaroeIslands",
 ];
 
 const removeSmall = true;