slap/hateoas: use new name for portal type ("Compute Node" instead of "Computer")

6 jobs for master in 0 seconds (queued for 1 second)
Status Job ID Name Coverage
  External
failed SlapOS-Master.UnitTest-Master

03:29:51

failed SlapOS.Eggs.UnitTest-Master.Python2

00:15:22

failed SlapOS.Eggs.UnitTest-Master.Python3

00:18:28

failed SlapOS-Master.UnitTest-Master

02:26:21

failed SlapOS.Eggs.UnitTest-Master.Python2

00:15:06

failed SlapOS.Eggs.UnitTest-Master.Python3

00:15:35