Fix DashboardCommandExecutor test registration to scoped

ConsoleLogsTests registered DashboardCommandExecutor as singleton,
causing DI validation failure when it injects scoped DashboardDialogService.

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

Author: davidfowl

tests/Aspire.Dashboard.Components.Tests/Pages/ConsoleLogsTests.cs

@@ -853,7 +853,7 @@ private void SetupConsoleLogsServices(TestDashboardClient? dashboardClient = nul
         Services.AddSingleton<IToastService, ToastService>();
         Services.AddSingleton<IconResolver>();
         Services.AddSingleton<IDashboardClient>(dashboardClient ?? new TestDashboardClient());
-        Services.AddSingleton<DashboardCommandExecutor>();
+        Services.AddScoped<DashboardCommandExecutor>();
         Services.AddSingleton<ConsoleLogsManager>();
     }
 }