slapos_jio: slapos master monitoring url update

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

01:45:46

failed SlapOS.Eggs.UnitTest-Master.Python2

00:14:34

passed SlapOS.Eggs.UnitTest-Master.Python3

00:17:40

failed SlapOS.Eggs.UnitTest-Master.Python2

00:13:37

passed SlapOS.Eggs.UnitTest-Master.Python3

00:17:13