Bug fix: Downloads by drag&drop were randomly defaulted to background queue

Caused by Bug 1281.

Source commit: c75ee0a2f73f703fb12e1e0cda976e8494941463

source/forms/ScpCommander.cpp

@@ -1440,6 +1440,7 @@ bool __fastcall TScpCommanderForm::DDGetTarget(
     FDDExtTarget = L"";
     Result = true;
     Internal = true;
+    ForceQueue = false;
   }
   else
   {