Fix package operation test environment assumption

Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>

Author: mamoreau-devolutions

src/UniGetUI.PackageEngine.Tests/PackageOperationsTests.cs

@@ -1,5 +1,6 @@
 using System.Diagnostics;
 using System.Reflection;
+using UniGetUI.Core.Tools;
 using UniGetUI.Interface.Enums;
 using UniGetUI.PackageEngine.Enums;
 using UniGetUI.PackageEngine.Interfaces;
@@ -191,7 +192,7 @@ public void InstallOperationPrepareProcessStartInfoUsesManagerCommandLineAndSets
         Assert.Equal("--cli install Contoso.Test", startInfo.Arguments.Trim());
         Assert.Equal(PackageTag.OnQueue, package.Tag);
         Assert.NotNull(badges);
-        Assert.False(badges!.AsAdministrator);
+        Assert.Equal(CoreTools.IsAdministrator(), badges!.AsAdministrator);
         Assert.True(badges.Interactive);
         Assert.True(badges.SkipHashCheck);
         Assert.Equal(PackageScope.Machine, badges.Scope);