Add log messages for all installation steps

scripts/Windows/Software/VisualStudio/Manage.ps1

@@ -13,7 +13,11 @@ $null = New-Module {
     }
 
     function Backup-VisualStudio([Context] $context) {
+        Write-Host "Backing up Visual Studio";
+
         foreach ($version in $versions) {
+            Write-Information "Backing up $($version[1]): $($version[2])";
+
             $configPath = Get-ConfigPath $context $version[0];
             $null = New-Item -Force -ItemType Directory "$(Split-Path -Parent $configPath)";