pdm: fix a wrongly named and not translated field

this field did not use a (my_ / your_) prefix
28 jobs for feat/erp5_python_scripts
Status Job ID Name Coverage
  External
passed ERP5.CodingStyleTest-Master

03:42:02

passed ERP5.PerformanceTest-Master

00:24:09

failed ERP5.UnitTest-Master

04:16:28

failed ERP5.UnitTest-Master.Medusa

06:35:51

passed SlapOS.Eggs.UnitTest-Master.Python2

00:08:57

passed SlapOS.Eggs.UnitTest-Master.Python3

00:13:38

passed ERP5.CodingStyleTest-Master

02:34:21

passed ERP5.PerformanceTest-Master

failed ERP5.UnitTest-Master

04:08:19

failed ERP5.UnitTest-Master

06:23:02

failed ERP5.UnitTest-Master

04:27:07

passed ERP5.UnitTest-Master

03:57:33

failed ERP5.UnitTest-Master.Medusa

passed SlapOS.Eggs.UnitTest-Master.Python2

00:09:22

passed SlapOS.Eggs.UnitTest-Master.Python2

00:09:54

passed SlapOS.Eggs.UnitTest-Master.Python2

00:19:23

passed SlapOS.Eggs.UnitTest-Master.Python2

passed SlapOS.Eggs.UnitTest-Master.Python2

00:16:41

passed SlapOS.Eggs.UnitTest-Master.Python2

00:08:51

passed SlapOS.Eggs.UnitTest-Master.Python2

00:08:08

passed SlapOS.Eggs.UnitTest-Master.Python2

00:25:16

passed SlapOS.Eggs.UnitTest-Master.Python3

00:15:36

passed SlapOS.Eggs.UnitTest-Master.Python3

00:13:33

passed SlapOS.Eggs.UnitTest-Master.Python3

00:19:03

passed SlapOS.Eggs.UnitTest-Master.Python3

00:19:31

passed SlapOS.Eggs.UnitTest-Master.Python3

00:41:42

passed SlapOS.Eggs.UnitTest-Master.Python3

00:14:31

passed SlapOS.Eggs.UnitTest-Master.Python3

00:09:11