Set DECONFIG_GARDABLE for SMPGROUP target

 This is needed to support SMP endpoint deconfiguration

Change-Id: I6abbd6717d2fb4f32813681f94318779b783748f
Reviewed-on: http://ralgit01.raleigh.ibm.com/gerrit1/60064
Tested-by: Jenkins Server <pfd-jenkins+hostboot@us.ibm.com>
Tested-by: Jenkins OP Build CI <op-jenkins+hostboot@us.ibm.com>
Tested-by: Jenkins OP HW <op-hw-jenkins+hostboot@us.ibm.com>
Tested-by: FSP CI Jenkins <fsp-CI-jenkins+hostboot@us.ibm.com>
Reviewed-by: DHRUVARAJ SUBHASH CHANDRAN <dhruvaraj@in.ibm.com>
Reviewed-by: Daniel M. Crowell <dcrowell@us.ibm.com>

src/usr/targeting/common/xmltohb/target_types.xml

@@ -1828,10 +1828,10 @@
         <default>SMPGROUP</default>
     </attribute>
     <attribute><id>CDM_DOMAIN</id><default>FABRIC</default></attribute>
-    <attribute><id>DECONFIG_GARDABLE</id><default>0</default></attribute>
+    <attribute><id>DECONFIG_GARDABLE</id><default>1</default></attribute>
     <attribute><id>HUID</id></attribute>
     <attribute><id>HWAS_STATE_CHANGED_SUBSCRIPTION_MASK</id>
-        <default>0</default>
+        <default>0x00000001</default>
     </attribute>
 </targetType>