Update README with 'shss' backen
Update README with 'shss' backen

Signed-off-by: Tushar Gohad <0bb77f197006485a08470695af4d30d45f8c97bc@intel.com>

cedricde/liberasurecode,tsg-/liberasurecode,tsg-/liberasurecode,cedricde/liberasurecode