Display territory skins again (#3966)

## Description:

Display territory skins (patterns) again.

## Please complete the following:

- [x] I have added screenshots for all UI updates
- [x] I process any text displayed to the user through translateText()
and I've added it to the en.json file
- [x] I have added relevant tests to the test directory
- [x] I confirm I have thoroughly tested these changes and take full
responsibility for any bugs introduced

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

tryout33

src/client/render/gl/render-settings.json

@@ -2,6 +2,7 @@
   "passEnabled": {
     "terrain": true,
     "mapOverlay": true,
+    "territoryPatterns": true,
     "structure": true,
     "unit": true,
     "name": true,