slapos_category: Update product_line by been specific

7 jobs for master in 0 seconds
Status Job ID Name Coverage
  External
failed SlapOS-Master.UnitTest-Master

01:02:46

passed SlapOS.Eggs.UnitTest-Master.Python2

00:11:51

passed SlapOS.Eggs.UnitTest-Master.Python3

00:11:58

passed SlapOS.Eggs.UnitTest-Master.Python2

00:07:53

failed SlapOS.Eggs.UnitTest-Master.Python2

00:11:04

passed SlapOS.Eggs.UnitTest-Master.Python3

00:10:29

failed SlapOS.Eggs.UnitTest-Master.Python3

00:15:35