fix parallel simulations counter

Author: gituser789

femmt/thermal/thermal_simulation.py

@@ -205,7 +205,7 @@ def create_windings(winding_tags: list, k_windings: float, winding_losses, condu
                 if tag not in tag_counters:  # The counter is needed here to create a single region for every turn in case of parallel windings
                     tag_counters[tag] = 0
                 else:
-                    tag_counters[tag] += 1
+                    tag_counters[tag] += 1000
                 regions[name] = tag + tag_counters[tag]
 
     # Needs to be added. [:-2] removes the last ', '