test(schedule): remove stale horizon snapshot (#298)

- remove random and silly test

tests/Feature/ScheduleCommandsTest.php

@@ -1,16 +0,0 @@
-<?php
-
-use Illuminate\Console\Scheduling\Event;
-use Illuminate\Support\Facades\Artisan;
-use Illuminate\Support\Facades\Schedule;
-
-test('scheduled commands do not include horizon snapshot', function () {
-    Artisan::call('schedule:list');
-
-    $commands = collect(Schedule::events())
-        ->map(fn (Event $event): string => $event->command)
-        ->filter();
-
-    expect($commands)->each->not->toContain('horizon:snapshot');
-    expect($commands->implode("\n"))->not->toContain('horizon:snapshot');
-});