[tests] Enabled PCH for testing builds that have COMGR enabled (removed WORKAROUND_ISSUE_898) (#1478)
[tests] Enabled PCH for testing builds that have COMGR enabled (removed WORKAROUND_ISSUE_898) (#1478)


ROCmSoftwarePlatform/MIOpen,ROCmSoftwarePlatform/MIOpen,ROCmSoftwarePlatform/MIOpen,ROCmSoftwarePlatform/MIOpen,ROCmSoftwarePlatform/MIOpen