.azurepipelines: Add UefiPayloadPkg in gate-build-job.yml and CISetting.py

.azurepipelines: Add UefiPayloadPkg in gate-build-job.yml and CISetting.py

Add UefiPayloadPkg in gate-build-job.yml to enable Core ci for UefiPayloadPkg.
Add UefiPayloadPkg to supported Packages in CISettings.

Cc: Sean Brogan <sean.brogan@microsoft.com>
Cc: Bret Barkelew <Bret.Barkelew@microsoft.com>
Cc: Michael D Kinney <michael.d.kinney@intel.com>
Cc: Liming Gao <gaoliming@byosoft.com.cn>
Signed-off-by: DunTan <dun.tan@intel.com>
Reviewed-by: Liming Gao <gaoliming@byosoft.com.cn>