Add a function for checking winget packages

scripts/Windows/Scripts/SoftwareManagement.ps1

@@ -42,6 +42,22 @@ function Test-ChocoPackage {
     -not [string]::IsNullOrEmpty((choco list --limit-output --exact $name));
 }
 
+<#
+    .SYNOPSIS
+    Checks whether a `winget` package with the specified id is installed.
+
+    .PARAMETER ID
+    The id of the package to check.
+#>
+function Test-WingetPackage {
+    [OutputType([bool])]
+    param(
+        [string] $ID
+    )
+
+    -not (& { $null = winget list --accept-source-agreements -e --id $ID; $?; });
+}
+
 <#
     .SYNOPSIS
     Checks whether a command with the specified name exists.