update power rails

openlane/user_project_wrapper/fixed_dont_change/fixed_wrapper_cfgs.tcl

diff --git a/openlane/user_project_wrapper/fixed_dont_change/fixed_wrapper_cfgs.tcl b/openlane/user_project_wrapper/fixed_dont_change/fixed_wrapper_cfgs.tcl
index 46a4e63..2fb79db 100644
--- a/openlane/user_project_wrapper/fixed_dont_change/fixed_wrapper_cfgs.tcl
+++ b/openlane/user_project_wrapper/fixed_dont_change/fixed_wrapper_cfgs.tcl
@@ -27,6 +27,7 @@
 set ::env(RUN_CVC) 0
 
 # Pin Configurations. DON'T TOUCH
+set script_dir [file dirname [file normalize [info script]]]
 set ::env(FP_PIN_ORDER_CFG) $script_dir/../../pin_order.cfg
 
 set ::unit 2.4