[toolchain] Fix sphinx warnings

beat/core/toolchain.py

@@ -97,13 +97,6 @@ class Toolchain(object):
 
     Attributes:
 
-      name (str): The toolchain name
-
-      description (str): The short description string, loaded from the JSON
-        file if one was set.
-
-      documentation (str): The full-length docstring for this object.
-
       storage (object): A simple object that provides information about file
         paths for this toolchain
 
@@ -365,7 +358,7 @@ class Toolchain(object):
 
     @property
     def name(self):
-        """Returns the name of this object"""
+        """The name of this object"""
 
         return self._name or "__unnamed_toolchain__"