lang: Remove nonexistent language

lang/languages.json

@@ -7,17 +7,17 @@
     "da": "Danish",
     "de": "German",
     "el": "Greek",
-    "en": "English",
-    "enGB": "English (United Kingdom)",
+    "en": "English (US)",
+    "enGB": "English (UK)",
     "eo": "Esperanto",
-    "es": "Spanish",
+    "es": "Spanish (Spain)",
     "esUS": "Spanish (Latin America)",
     "et": "Estonian",
     "eu": "Basque",
     "fa": "Persian",
     "fi": "Finnish",
-    "fr": "French",
-    "frCA": "French (Canadian)",
+    "fr": "French (France)",
+    "frCA": "French (Canada)",
     "he": "Hebrew",
     "hi": "Hindi",
     "hr": "Croatian",
@@ -36,7 +36,7 @@
     "nl": "Dutch",
     "oc": "Occitan",
     "pl": "Polish",
-    "pt": "Portuguese",
+    "pt": "Portuguese (Portugal)",
     "ptBR": "Portuguese (Brazil)",
     "ro": "Romanian",
     "ru": "Russian",
@@ -47,7 +47,6 @@
     "sr": "Serbian",
     "sv": "Swedish",
     "te": "Telugu",
-    "th": "Thai",
     "tr": "Turkish",
     "uk": "Ukrainian",
     "vi": "Vietnamese",