Add supported_rcd attribute from SPD + tests

Change-Id: I55ac87e453ebb3a6f458d93b9ae505e6775f68cf
Reviewed-on: http://rchgit01.rchland.ibm.com/gerrit1/91836
Tested-by: FSP CI Jenkins <fsp-CI-jenkins+hostboot@us.ibm.com>
Tested-by: Jenkins Server <pfd-jenkins+hostboot@us.ibm.com>
Tested-by: PPE CI <ppe-ci+hostboot@us.ibm.com>
Reviewed-by: Louis Stermole <stermole@us.ibm.com>
Tested-by: HWSV CI <hwsv-ci+hostboot@us.ibm.com>
Tested-by: Hostboot CI <hostboot-ci+hostboot@us.ibm.com>
Reviewed-by: MATTHEW I HICKMAN <matthew.hickman@ibm.com>
Reviewed-by: STEPHEN GLANCY <sglancy@us.ibm.com>
Reviewed-by: Jennifer A Stofer <stofer@us.ibm.com>
Reviewed-on: http://rchgit01.rchland.ibm.com/gerrit1/93099
Reviewed-by: RAJA DAS <rajadas2@in.ibm.com>

src/import/chips/ocmb/explorer/procedures/hwp/memory/lib/shared/exp_consts.H

@@ -128,8 +128,10 @@ enum class attr_eff_engine_fields
     THERM_SENSOR_DIFF_USAGE = 22,
     THERM_SENSOR_DIFF_I2C_ADDR = 23,
 
+    SUPPORTED_RCD = 24,
+
     // Dispatcher set to last enum value
-    DISPATCHER = THERM_SENSOR_DIFF_I2C_ADDR,
+    DISPATCHER = SUPPORTED_RCD,
 };
 
 ///
@@ -190,6 +192,7 @@ enum ffdc_codes
     SET_THERM_SENSOR_DIFF_TYPE = 0x105C,
     SET_THERM_SENSOR_DIFF_USAGE = 0x105D,
     SET_THERM_SENSOR_DIFF_I2C_ADDR = 0x105E,
+    SET_SUPPORTED_RCD = 0x105F,
 };
 
 ///