mls (v4.4) (#1753)

## Description:

mls for v25
Version identifier within MLS: v4.4

## 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
- [x] I have read and accepted the CLA agreement (only required once).

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

aotumuri

resources/lang/nl.json

@@ -21,7 +21,9 @@
     "instructions": "Instructies",
     "how_to_play": "Hoe spelen?",
     "advertise": "Adverteren",
-    "wiki": "Wiki"
+    "wiki": "Wiki",
+    "privacy_policy": "Privacybeleid",
+    "terms_of_service": "Servicevoorwaarden"
   },
   "news": {
     "full_changelog": "Bekijk het volledige changelog",
@@ -448,6 +450,7 @@
     "gold": "Goud",
     "ports": "Havens",
     "cities": "Steden",
+    "factories": "Fabrieken",
     "missile_launchers": "Raketsilo's",
     "sams": "SAM-lanceerders",
     "warships": "Oorlogsschepen",
@@ -574,6 +577,9 @@
       "grogu": "Grogu"
     }
   },
+  "spawn_ad": {
+    "loading": "Advertentie laden..."
+  },
   "auth": {
     "login_required": "Login is vereist voor toegang tot deze website.",
     "redirecting": "Je wordt omgeleid...",