[config.py] Fix doc

beat/cmdline/config.py

@@ -127,10 +127,10 @@ class Configuration(object):
 
         Parameters:
 
-            local (:py:class:`bool`, Optional): if set to ``True``, then save
-            configuration values to local configuration file (typically
-            ``.beatrc``)
-
+            local: bool, Optional
+                if set to ``True``, then save
+                configuration values to local configuration file (typically
+                ``.beatrc``)
         '''
 
         path = self.files[0]