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
1 file changed