Use original language name plus code in selection menu

aleksis/core/frontend/components/app/LanguageForm.vue

@@ -3,7 +3,7 @@
     v-if="availableLanguages"
     v-model="language"
     :items="availableLanguages"
-    item-text="nameTranslated"
+    :item-text="nameForMenu"
     item-value="code"
     menu-props="auto"
     outlined
@@ -40,6 +40,9 @@ export default {
       this.$i18n.locale = languageOption.code;
       this.$vuetify.lang.current = languageOption.code;
     },
+    nameForMenu: function(item) {
+      return `${item.nameLocal} (${item.code})`;
+    },
   },
   name: "LanguageForm",
 };

aleksis/core/frontend/components/app/systemProperties.graphql

@@ -3,6 +3,7 @@
     availableLanguages {
       code
       nameTranslated
+      nameLocal
       cookie
     }
     sitePreferences {