feat(i18n): remove other languages for now, i'll translate everything later

i18n/locales/en.json

@@ -65,7 +65,6 @@
     "2048_score_512": "Reach the 512 tile\nin 2048",
     "taptap_score_20": "Score 20 points\nin TapTap",
     "settings_color_try_all": "Try all colors",
-    "settings_language_try_all": "Try all languages",
     "settings_visit_all": "Visit all settings\nsubmenus",
     "contact_36_notifications": "Trigger 36\nnotifications"
   },
@@ -98,7 +97,8 @@
       "language": {
         "title": "Language",
         "description": "Select the language to use.",
-        "confirmation": "Language set to English."
+        "confirmation": "Language set to English.",
+        "unavailable": "This language is not\navailable yet."
       },
       "2048": {
         "title": "2048",