minor #22666 CS fixes (fabpot)

This PR was merged into the 3.2 branch.

Discussion
----------

CS fixes

| Q             | A
| ------------- | ---
| Branch?       | 3.2
| Tests pass?   | yes
| Fixed tickets | n/a
| License       | MIT
| Doc PR        | n/a

Commits
-------

33d6f5c327 fixed CS

src/Symfony/Component/Cache/Adapter/RedisAdapter.php

@@ -36,7 +36,7 @@ class RedisAdapter extends AbstractAdapter
     /**
      * @param \Redis|\RedisArray|\RedisCluster|\Predis\Client $redisClient     The redis client
      * @param string                                          $namespace       The default namespace
-     * @param integer                                         $defaultLifetime The default lifetime
+     * @param int                                             $defaultLifetime The default lifetime
      */
     public function __construct($redisClient, $namespace = '', $defaultLifetime = 0)
     {

src/Symfony/Component/Console/Helper/Table.php

@@ -191,7 +191,7 @@ class Table
      */
     public function setColumnWidth($columnIndex, $width)
     {
-        $this->columnWidths[intval($columnIndex)] = intval($width);
+        $this->columnWidths[(int) $columnIndex] = (int) $width;
 
         return $this;
     }

src/Symfony/Component/DependencyInjection/Tests/Loader/XmlFileLoaderTest.php

@@ -12,7 +12,6 @@
 namespace Symfony\Component\DependencyInjection\Tests\Loader;
 
 use PHPUnit\Framework\TestCase;
-use Symfony\Component\DependencyInjection\ContainerInterface;
 use Symfony\Component\DependencyInjection\ContainerBuilder;
 use Symfony\Component\DependencyInjection\Reference;
 use Symfony\Component\DependencyInjection\Loader\XmlFileLoader;

src/Symfony/Component/Form/Tests/CompoundFormTest.php

@@ -11,7 +11,6 @@
 
 namespace Symfony\Component\Form\Tests;
 
-use PHPUnit\Framework\TestCase;
 use Symfony\Component\Form\Extension\Core\DataMapper\PropertyPathMapper;
 use Symfony\Component\Form\Extension\HttpFoundation\HttpFoundationRequestHandler;
 use Symfony\Component\Form\FormError;

src/Symfony/Component/Workflow/Tests/EventListener/AuditTrailListenerTest.php

@@ -8,7 +8,6 @@ use Symfony\Component\EventDispatcher\EventDispatcher;
 use Symfony\Component\Workflow\EventListener\AuditTrailListener;
 use Symfony\Component\Workflow\MarkingStore\MultipleStateMarkingStore;
 use Symfony\Component\Workflow\Tests\WorkflowBuilderTrait;
-use Symfony\Component\Workflow\Tests\createSimpleWorkflowDefinition;
 use Symfony\Component\Workflow\Transition;
 use Symfony\Component\Workflow\Workflow;