Make sure later tests don't fail due to a GPT partition table created on
an NVMe device.
Change-Id: Ic4560562c462723c9bce420d735716ed579ebb29
Signed-off-by: Daniel Verkamp <daniel.verkamp@intel.com>
Reviewed-on: https://review.gerrithub.io/377835
Tested-by: SPDK Automated Test System <sys_sgsw@intel.com>
Reviewed-by: Jim Harris <james.r.harris@intel.com>