Revert "Disable CtsStagedInstallHostTestCases from TM postsubmit group" This reverts commit d68a4a4658cd2a25003383866d8d6521cedc6417. Reason for revert: 157377638 Change-Id: I820754d444c12ce27e58647e3d695165ca3432c6 Exempt-From-Owner-Approval: fix broken lab test