Remove mib poller module remnants (#14077)

fixes #14075

app/Http/Controllers/Device/Tabs/MibController.php

@@ -1,58 +0,0 @@
-<?php
-/**
- * MibController.php
- *
- * -Description-
- *
- * This program is free software: you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation, either version 3 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <https://www.gnu.org/licenses/>.
- *
- * @link       https://www.librenms.org
- *
- * @copyright  2020 Tony Murray
- * @author     Tony Murray <murraytony@gmail.com>
- */
-
-namespace App\Http\Controllers\Device\Tabs;
-
-use App\Models\Device;
-use LibreNMS\Config;
-use LibreNMS\Interfaces\UI\DeviceTab;
-
-class MibController implements DeviceTab
-{
-    public function visible(Device $device): bool
-    {
-        return Config::get('poller_modules.mib') && $device->getAttrib('poll_mib');
-    }
-
-    public function slug(): string
-    {
-        return 'mib';
-    }
-
-    public function icon(): string
-    {
-        return 'fa-file-text-o';
-    }
-
-    public function name(): string
-    {
-        return __('MIB');
-    }
-
-    public function data(Device $device): array
-    {
-        return [];
-    }
-}