Zepplin:Remove dd level check for cumulus under PPB code

Change-Id: I5435bef91381ade76a1439a842fa90b86e17aab3
Reviewed-on: http://ralgit01.raleigh.ibm.com/gerrit1/51599
Tested-by: FSP CI Jenkins <fsp-CI-jenkins+hostboot@us.ibm.com>
Tested-by: Jenkins Server <pfd-jenkins+hostboot@us.ibm.com>
Tested-by: HWSV CI <hwsv-ci+hostboot@us.ibm.com>
Tested-by: PPE CI <ppe-ci+hostboot@us.ibm.com>
Tested-by: Hostboot CI <hostboot-ci+hostboot@us.ibm.com>
Reviewed-by: Prem Shanker Jha <premjha2@in.ibm.com>
Reviewed-by: Brian T. Vanderpool <vanderp@us.ibm.com>
Reviewed-by: Gregory S. Still <stillgs@us.ibm.com>
Reviewed-on: http://ralgit01.raleigh.ibm.com/gerrit1/51604
Reviewed-by: Sachin Gupta <sgupta2m@in.ibm.com>

src/import/chips/p9/procedures/xml/attribute_info/chip_ec_attributes.xml

@@ -5814,13 +5814,6 @@
           <test>LESS_THAN</test>
         </ec>
       </chip>
-      <chip>
-        <name>ENUM_ATTR_NAME_CUMULUS</name>
-        <ec>
-          <value>0x11</value>
-          <test>LESS_THAN</test>
-        </ec>
-      </chip>
     </chipEcFeature>
   </attribute>
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