Fix pyscripter#428

Author: pyscripter

Source/vcl/WrapVclGrids.pas

@@ -717,7 +717,7 @@ function TPyDelphiStringGrid.SetCell(args: PPyObject): PPyObject;
   with GetPythonEngine do begin
     // adjust the transmitted self argument
     Adjust(@Self);
-    if PyArg_ParseTuple( args, 'iiO:GetCell',@col, @row, @value ) <> 0 then
+    if PyArg_ParseTuple( args, 'iiO:SetCell',@col, @row, @value ) <> 0 then
     begin
       DelphiObject.Cells[col, row]:= PyObjectAsString(value);
       result:=ReturnNone;