Remove extra whitespaces

Author: Dorukyum

discord/enums.py

@@ -611,7 +611,7 @@ def from_datatype(cls, datatype):
                 return cls.mentionable
             else:
                 raise TypeError('Invalid usage of typing.Union')
-        
+
         if issubclass(datatype, str):
             return cls.string
         if issubclass(datatype, bool):
@@ -633,7 +633,7 @@ def from_datatype(cls, datatype):
             return cls.role
         if datatype.__name__ == "Mentionable":
             return cls.mentionable
-                
+
         # TODO: Improve the error message
         raise TypeError(f'Invalid class {datatype} used as an input type for an Option')