Add report_layer_rc to floorplan stage

Call report_layer_rc in floorplan.tcl to log per-layer
resistance and capacitance values. Placed alongside
existing report_units calls since RC values are static
across all flow stages.

Resolves #2841

Signed-off-by: Pavan kumar <pavan@kali.kali.edu>

Author: Pavan kumar

flow/scripts/floorplan.tcl

@@ -146,6 +146,7 @@ if { $::env(REMOVE_ABC_BUFFERS) } {
 puts "Default units for flow"
 report_units
 report_units_metric
+report_layer_rc
 report_metrics 2 "floorplan final" false false
 
 source_env_var_if_exists POST_FLOORPLAN_TCL