FmpDevicePkg/FmpDxe: Improve set image path Last Attempt Status granularity

FmpDevicePkg/FmpDxe: Improve set image path Last Attempt Status granularity

Increases the level of granularity for Last Attempt Status codes
returned from SetTheImage() in FmpDxe. This allows better
identification of the error that occurred in the set image
operation using Last Attempt Status codes.

Cc: Liming Gao <gaoliming@byosoft.com.cn>
Cc: Michael D Kinney <michael.d.kinney@intel.com>
Cc: Guomin Jiang <guomin.jiang@intel.com>
Cc: Wei6 Xu <wei6.xu@intel.com>
Signed-off-by: Michael Kubacki <michael.kubacki@microsoft.com>
Acked-by: Liming Gao <gaoliming@byosoft.com.cn>
Reviewed-by: Wei6 Xu <wei6.xu@intel.com>
Reviewed-by: Michael D Kinney <michael.d.kinney@intel.com>