Prepare withdraw routes part of the HP managament

Requires: !306 (merged)

clive/__private/ui/operations/hive_power_management/power_down/power_down.py

@@ -162,8 +162,8 @@ class PowerDown(TabPane, OperationActionBindings):
 
     def _get_shares_balance(self) -> Asset.Hive | Asset.Vests:
         if self._shares_input.selected_asset_type is Asset.Hive:
-            return self.provider.content.owned_balance.hp_balance
-        return self.provider.content.owned_balance.vests_balance
+            return self.provider.content.owned_balance.hp_balance - self.provider.content.delegated_balance.hp_balance
+        return self.provider.content.owned_balance.vests_balance - self.provider.content.delegated_balance.vests_balance
 
     def _calculate_one_withdrawal(self) -> str:
         """The withdrawal is divided into 13 parts - calculate and inform the user of the amount of one of them."""