Update src/attr/_make.py

Author: hynek

src/attr/_make.py

@@ -2842,7 +2842,7 @@ def default(self, meth):
 
     def converter(self, meth):
         """
-        Decorator that adds *meth* to the list of converters.
+        Decorator that appends *meth* to the list of converters.
 
         Returns *meth* unchanged.