Fix transient test

Author: nicolas-grekas

Tests/Command/CacheClearCommand/CacheClearCommandTest.php

@@ -18,6 +18,7 @@
 use Symfony\Component\Config\Resource\ResourceInterface;
 use Symfony\Component\Console\Input\ArrayInput;
 use Symfony\Component\Console\Output\NullOutput;
+use Symfony\Component\Filesystem\Exception\IOException;
 use Symfony\Component\Filesystem\Filesystem;
 use Symfony\Component\Finder\Finder;
 
@@ -37,7 +38,10 @@ protected function setUp(): void
 
     protected function tearDown(): void
     {
-        $this->fs->remove($this->kernel->getProjectDir());
+        try {
+            $this->fs->remove($this->kernel->getProjectDir());
+        } catch (IOException $e) {
+        }
     }
 
     public function testCacheIsFreshAfterCacheClearedWithWarmup()