STOP: remove chiplet enable drop in core_poweron for multicast scom

Key_Cronus_Test=PM_REGRESS

Change-Id: I388c81cc1af356231daa4a11702a3a84dcc222c9
CQ: SW437797
Reviewed-on: http://ralgit01.raleigh.ibm.com/gerrit1/62302
Tested-by: PPE CI <ppe-ci+hostboot@us.ibm.com>
Tested-by: Jenkins Server <pfd-jenkins+hostboot@us.ibm.com>
Tested-by: Cronus HW CI <cronushw-ci+hostboot@us.ibm.com>
Reviewed-by: RAHUL BATRA <rbatra@us.ibm.com>
Reviewed-by: Gregory S. Still <stillgs@us.ibm.com>
Reviewed-by: Jennifer A. Stofer <stofer@us.ibm.com>
Reviewed-on: http://ralgit01.raleigh.ibm.com/gerrit1/62326
Reviewed-by: Sachin Gupta <sgupta2m@in.ibm.com>

src/import/chips/p9/procedures/hwp/core/p9_hcd_core_poweron.C

@@ -5,7 +5,7 @@
 /*                                                                        */
 /* OpenPOWER sbe Project                                                  */
 /*                                                                        */
-/* Contributors Listed Below - COPYRIGHT 2015,2017                        */
+/* Contributors Listed Below - COPYRIGHT 2015,2018                        */
 /* [+] International Business Machines Corp.                              */
 /*                                                                        */
 /*                                                                        */
@@ -67,9 +67,6 @@ p9_hcd_core_poweron(
     // Prepare to power on core
     //-------------------------
 
-    FAPI_DBG("Drop chiplet enable via NET_CTRL0[0]");
-    FAPI_TRY(putScom(i_target, C_NET_CTRL0_WAND, MASK_UNSET(0)));
-
     FAPI_DBG("Assert core glsmux reset via PPM_CGCR[0]");
     FAPI_TRY(putScom(i_target, C_PPM_CGCR, MASK_SET(0)));