cargo system cleanup (#13396)

Content.Server/Cargo/Systems/CargoSystem.cs

@@ -11,6 +11,7 @@ public sealed partial class CargoSystem : SharedCargoSystem
 {
     [Dependency] private readonly IPrototypeManager _protoMan = default!;
     [Dependency] private readonly ItemSlotsSystem _slots = default!;
+    [Dependency] private readonly SharedAudioSystem _audio = default!;
 
     private ISawmill _sawmill = default!;
 
@@ -45,8 +46,8 @@ public sealed partial class CargoSystem : SharedCargoSystem
     }
 
     // please don't delete this thank you
-    public void UpdateBankAccount(StationBankAccountComponent component, int BalanceAdded)
+    public void UpdateBankAccount(StationBankAccountComponent component, int balanceAdded)
     {
-        component.Balance += BalanceAdded;
+        component.Balance += balanceAdded;
     }
 }