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Editing with nested TableLayoutPanel adds additional Row and Column Styles whenever form is edited

See original GitHub issue

Environment

Microsoft Visual Studio Community 2022 (64-bit) - Preview Version 17.5.0 Preview 5.0

.NET version

.New 7.0 but don’t matter issue is designer.

Did this work in a previous version of Visual Studio and/or previous .NET release?

Before OOP Designer

Issue description

Before edit

        TableLayoutPanelTopEx1.ColumnStyles.Add(New ColumnStyle())
        TableLayoutPanelTopEx1.ColumnStyles.Add(New ColumnStyle(SizeType.Percent, 100.0F))
        TableLayoutPanelTopEx1.Dock = DockStyle.Fill
        TableLayoutPanelTopEx1.LabelText = ""
        TableLayoutPanelTopEx1.Location = New Point(3, 3)
        TableLayoutPanelTopEx1.Name = "TableLayoutPanelTopEx1"
        TableLayoutPanelTopEx1.RowCount = 1
        TableLayoutPanelTopEx1.RowStyles.Add(New RowStyle(SizeType.Percent, 50.0F))

After any edit

        Me.TableLayoutPanelTopEx1.ColumnStyles.Add(New System.Windows.Forms.ColumnStyle())
        Me.TableLayoutPanelTopEx1.ColumnStyles.Add(New System.Windows.Forms.ColumnStyle(System.Windows.Forms.SizeType.Percent, 100.0!))
        Me.TableLayoutPanelTopEx1.ColumnStyles.Add(New System.Windows.Forms.ColumnStyle())
        Me.TableLayoutPanelTopEx1.ColumnStyles.Add(New System.Windows.Forms.ColumnStyle(System.Windows.Forms.SizeType.Percent, 100.0!))
        Me.TableLayoutPanelTopEx1.Dock = System.Windows.Forms.DockStyle.Fill
        Me.TableLayoutPanelTopEx1.LabelText = ""
        Me.TableLayoutPanelTopEx1.Location = New System.Drawing.Point(3, 3)
        Me.TableLayoutPanelTopEx1.Name = "TableLayoutPanelTopEx1"
        Me.TableLayoutPanelTopEx1.RowCount = 1
        Me.TableLayoutPanelTopEx1.RowStyles.Add(New System.Windows.Forms.RowStyle())
        Me.TableLayoutPanelTopEx1.RowStyles.Add(New System.Windows.Forms.RowStyle(System.Windows.Forms.SizeType.Percent, 50.0!))