fix(langs): Languages added: am (Amharic), cy (Welsh), eu (Basq…

…ue), `gl` (Galician), `ha` (Hausa), `lt` (Lithuanian), `pa` (Punjabi) (#477)

Co-authored-by: pndurette <1653771+pndurette@users.noreply.github.com>

gtts/langs.py

@@ -1,21 +1,26 @@
 # Note: this file is generated
 _langs = {
     "af": "Afrikaans",
+    "am": "Amharic",
     "ar": "Arabic",
     "bg": "Bulgarian",
     "bn": "Bengali",
     "bs": "Bosnian",
     "ca": "Catalan",
     "cs": "Czech",
+    "cy": "Welsh",
     "da": "Danish",
     "de": "German",
     "el": "Greek",
     "en": "English",
     "es": "Spanish",
     "et": "Estonian",
+    "eu": "Basque",
     "fi": "Finnish",
     "fr": "French",
+    "gl": "Galician",
     "gu": "Gujarati",
+    "ha": "Hausa",
     "hi": "Hindi",
     "hr": "Croatian",
     "hu": "Hungarian",
@@ -29,6 +34,7 @@
     "kn": "Kannada",
     "ko": "Korean",
     "la": "Latin",
+    "lt": "Lithuanian",
     "lv": "Latvian",
     "ml": "Malayalam",
     "mr": "Marathi",
@@ -37,6 +43,7 @@
     "ne": "Nepali",
     "nl": "Dutch",
     "no": "Norwegian",
+    "pa": "Punjabi",
     "pl": "Polish",
     "pt": "Portuguese",
     "ro": "Romanian",