Do not deconfig on nvdimm erase fail

Changing from DECONFIG to NO_DECONFIG on erase check per RAS feedback

Change-Id: Ic50b8650e71fef3635a7730e3d439ac99c977ccf
CQ:SW488769
Reviewed-on: http://rchgit01.rchland.ibm.com/gerrit1/94605
Tested-by: Jenkins Server <pfd-jenkins+hostboot@us.ibm.com>
Reviewed-by: Corey V Swenson <cswenson@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: Matt Derksen <mderkse1@us.ibm.com>
Reviewed-by: Daniel M Crowell <dcrowell@us.ibm.com>

src/usr/isteps/nvdimm/nvdimm.C

@@ -1513,10 +1513,11 @@ errlHndl_t nvdimmEraseCheck(Target *i_nvdimm, bool i_statusOnly)
 
         if(l_err)
         {
-           // Callout nvdimm on high, gard and deconfig
+           // Callout nvdimm on high and gard. No deconfig to prevent
+           // re-ipl for ESS config since this is called during IPL
            l_err->addHwCallout( i_nvdimm,
                                 HWAS::SRCI_PRIORITY_HIGH,
-                                HWAS::DECONFIG,
+                                HWAS::NO_DECONFIG,
                                 HWAS::GARD_Fatal);
 
            // Collect register data for FFDC Traces