Revert "Remove explicit power net references in wrapper interactive.tcl"

This reverts commit f3a68b79cfe1924b5f65ff0094b0b1b46c312269.

openlane/user_project_wrapper/interactive.tcl

diff --git a/openlane/user_project_wrapper/interactive.tcl b/openlane/user_project_wrapper/interactive.tcl
index d1eb6d7..d6e7e59 100644
--- a/openlane/user_project_wrapper/interactive.tcl
+++ b/openlane/user_project_wrapper/interactive.tcl
@@ -24,7 +24,7 @@
 detailed_routing
 
 # Required to get the .powered.lvs.v:
-write_powered_verilog
+write_powered_verilog -power vccd1 -ground vssd1
 set_netlist $::env(lvs_result_file_tag).powered.v
 
 run_magic