Add Giant World Map (#845)

## Description:
Adds giant world map. Uses same nations as former world map. Does not
include translations beyond English.
## Please complete the following:

- [x] 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:

1brucben

---------

Co-authored-by: evanpelle <evanpelle@gmail.com>

src/client/components/Maps.ts

@@ -6,6 +6,7 @@ import { getMapsImage } from "../utilities/Maps";
 // Add map descriptions
 export const MapDescription: Record<keyof typeof GameMapType, string> = {
   World: "World",
+  WorldMapGiant: "Giant World Map",
   Europe: "Europe",
   EuropeClassic: "Europe Classic",
   Mena: "MENA",