app/database/seeders/RolSeeder.php

<?php

namespace Database\Seeders;

use Illuminate\Database\Console\Seeds\WithoutModelEvents;
use Illuminate\Database\Seeder; 

use App\Models\Rol;

class RolSeeder extends Seeder
{
    /**
     * Run the database seeds.
     */
    public function run(): void
    {
        Rol::factory()->count(6)->sequence(['nombre_rol' => 'administrador'],
                                            ['nombre_rol' => 'prefecto'],
                                            ['nombre_rol' => 'coordinador'],
                                            ['nombre_rol' => 'alumno'],
                                            ['nombre_rol' => 'tutor'],
                                            ['nombre_rol' => 'maestro'],)->create();
    }
}