Update config.tcl

openlane/decred_top/config.tcl

diff --git a/openlane/decred_top/config.tcl b/openlane/decred_top/config.tcl
index 71060b4..99b8e2b 100644
--- a/openlane/decred_top/config.tcl
+++ b/openlane/decred_top/config.tcl
@@ -29,7 +29,7 @@
 set ::env(CLOCK_PERIOD) "15.000"
 #default is 50
 set ::env(FP_CORE_UTIL) "50"
-set ::env(PL_TARGET_DENSITY) 0.24
+set ::env(PL_TARGET_DENSITY) 0.55
 set ::env(SYNTH_STRATEGY) "1"
 set ::env(CELL_PAD) "4"
 #default is 0.15