update pylint rule

Author: diodonfrost

test/sanity/.pylintrc

@@ -143,7 +143,8 @@ disable=print-statement,
         import-error,
         duplicate-code,
         unused-argument,
-        too-many-branches
+        too-many-branches,
+        useless-object-inheritance
 
 
 # Enable the message, report, category or checker with the given id(s). You can