Remove duplicate property assignments in OutGridViewWindow

Eliminated redundant lines setting ShowMarks, MarkMultiple, and
CheckBox Value properties to improve code clarity and maintainability.

Author: tig

src/Microsoft.PowerShell.ConsoleGuiTools/OutGridViewWindow.cs

@@ -347,8 +347,6 @@ private void AddListView()
             Height = Dim.Fill(1),
             ShowMarks = _applicationData.OutputMode != OutputModeOption.None,
             MarkMultiple = _applicationData.OutputMode == OutputModeOption.Multiple,
-            ShowMarks = _applicationData.OutputMode != OutputModeOption.None,
-            MarkMultiple = _applicationData.OutputMode == OutputModeOption.Multiple,
             SelectedItem = 0,
             ViewportSettings = ViewportSettingsFlags.HasScrollBars
         };
@@ -420,7 +418,6 @@ private void AddStatusBar()
             {
                 Title = "A_ll Properties",
                 Value = _applicationData.AllProperties ? CheckState.Checked : CheckState.UnChecked,
-                Value = _applicationData.AllProperties ? CheckState.Checked : CheckState.UnChecked,
                 CanFocus = false,
                 MouseHighlightStates = MouseState.None
             },