Language aliases made case insensitive to match behavior for name property

Author: CyanideByte

interpreter/core/computer/terminal/terminal.py

@@ -31,7 +31,7 @@ def __init__(self, computer):
     def get_language(self, language):
         for lang in self.languages:
             if language.lower() == lang.name.lower() or (
-                hasattr(lang, "aliases") and language in lang.aliases
+                hasattr(lang, "aliases") and language.lower() in (alias.lower() for alias in lang.aliases)
             ):
                 return lang
         return None