More microwin files to delete (#4050)

functions/public/Invoke-AutoConfigDialog.ps1

@@ -1,20 +0,0 @@
-function Invoke-AutoConfigDialog {
-
-    <#
-        .SYNOPSIS
-            Sets the automatic configuration file based on a specified JSON file
-    #>
-
-    [System.Reflection.Assembly]::LoadWithPartialName("System.Windows.Forms") | Out-Null
-    $OFD = New-Object System.Windows.Forms.OpenFileDialog
-    $OFD.Filter = "JSON Files (*.json)|*.json"
-    $OFD.ShowDialog()
-
-    if ($OFD.FileName -eq "")
-    {
-        Write-Host "No automatic config file has been selected. Continuing without one..."
-        return
-    }
-
-    return $OFD.FileName
-}