reduce aes sky130hd fastroute layer adjustment

Signed-off-by: Jonas Gava <jfgava@precisioninno.com>

Author: jfgava

flow/designs/sky130hd/aes/fastroute.tcl

@@ -1,4 +1,4 @@
-set_global_routing_layer_adjustment $::env(MIN_ROUTING_LAYER)-$::env(MAX_ROUTING_LAYER) 0.4
+set_global_routing_layer_adjustment $::env(MIN_ROUTING_LAYER)-$::env(MAX_ROUTING_LAYER) 0.3
 
 set_routing_layers -clock $::env(MIN_CLK_ROUTING_LAYER)-$::env(MAX_ROUTING_LAYER)
 set_routing_layers -signal $::env(MIN_ROUTING_LAYER)-$::env(MAX_ROUTING_LAYER)