core: disable a pylint redundant-keyword-arg false positives

To workaround a bug with our old pylint / astroid versions
13 jobs for for_testrunner_2 in 0 seconds
Status Job ID Name Coverage
  External
passed ERP5.CodingStyleTest-Master

00:47:48

passed ERP5.CodingStyleTest-TestRunner2

01:06:06

passed ERP5.PerformanceTest-Master

00:26:33

failed ERP5.UnitTest-Master

01:30:03

failed ERP5.UnitTest-Master.Medusa

01:37:13

failed ERP5.UnitTest-TestRunner2

02:00:59

passed SlapOS.Eggs.UnitTest-Master.Python2

00:24:19

passed SlapOS.Eggs.UnitTest-Master.Python3

00:14:01

passed ERP5.CodingStyleTest-Master

00:50:45

passed ERP5.PerformanceTest-Master

00:28:29

failed ERP5.UnitTest-Master

01:34:33

passed SlapOS.Eggs.UnitTest-Master.Python2

00:11:54

passed SlapOS.Eggs.UnitTest-Master.Python3

00:15:51