Allow only one gold input panel to be open

Source/inv.cpp

@@ -1108,6 +1108,8 @@ bool CanUseStaff(Item &staff, spell_id spell)
 
 void StartGoldDrop()
 {
+	CloseGoldWithdraw();
+
 	initialDropGoldIndex = pcursinvitem;
 
 	auto &myPlayer = Players[MyPlayerId];

Source/qol/stash.cpp

@@ -235,6 +235,8 @@ void CheckStashCut(Point cursorPosition, bool automaticMove, bool dropItem)
 
 void StartGoldWithdraw()
 {
+	CloseGoldDrop();
+
 	InitialWithdrawGoldValue = Stash.gold;
 
 	if (talkflag)