Clean before install (in case of previous version)

Cleaning install folder before install (in case a previous install was present)

Winget-AutoUpdate-Install.ps1

@@ -164,10 +164,13 @@ function Install-WingetAutoUpdate{
     Write-Host "`nInstalling WAU..." -ForegroundColor Yellow
 
     try{
-        #Copy files to location
+        #Copy files to location (and clean old install)
         if (!(Test-Path $WingetUpdatePath)){
             New-Item -ItemType Directory -Force -Path $WingetUpdatePath | Out-Null
         }
+        else {
+            Remove-Item -Path "$WingetUpdatePath\*" -Recurse -Force
+        }
         Copy-Item -Path "$PSScriptRoot\Winget-AutoUpdate\*" -Destination $WingetUpdatePath -Recurse -Force -ErrorAction SilentlyContinue
         
         #White List or Black List apps