CommonNotEqualRector

Use common != instead of less known <> with same meaning

 final class SomeClass
 {
     public function run($one, $two)
     {
-        return $one <> $two;
+        return $one != $two;
     }
 }

Configure your rector.php:

<?php

use Rector\CodeQuality\Rector\NotEqual\CommonNotEqualRector;
use Rector\Config\RectorConfig;

return RectorConfig::configure()
    ->withRules([
        CommonNotEqualRector::class,
    ]);
SETS:  Code Quality