Merge pull request #820 from vijayank88/bp_be_top_drc_fix

nangate45 bp_be_top drc fix

Author: maliberty

flow/designs/nangate45/bp_be_top/config.mk

@@ -24,7 +24,7 @@ export CORE_AREA   = 10.07 11.2 890 790
 
 export PLACE_PINS_ARGS = -exclude left:500-800 -exclude right:500-800 -exclude top:*
 
-export MACRO_PLACE_HALO = 10 10
+export MACRO_PLACE_HALO = 15 15
 export MACRO_PLACE_CHANNEL = 20 20
 
 export PLACE_DENSITY_LB_ADDON = 0.10