Make lab token delete and a real lab one.
Make lab token delete and a real lab one.

Change-Id: I96e149dd8a45b64db41f56e3865d3add83bf5b4c

joyxu/kernelci-backend,joyxu/kernelci-backend,kernelci/kernelci-backend,kernelci/kernelci-backend,joyxu/kernelci-backend