cloud-infra: Fix SLAVE_LABEL to schedule jobs on

Jenkins seems to schedule job on all the slaves with the matching
label even it is told not to do so explicitly. This change removes
setting those explicitly to see if default behavior is correct.

Change-Id: I4b4bc05f322b4b4543b78928a5ae788ddc2761c7
1 file changed
tree: 95bc2ad0ef86d7cc9f391a5f3c0f13fd8b6b7a79
  1. jjb/
  2. .gitignore
  3. .gitreview