ACP2E-4345: Investigate the reasons for increased redis keys and cache keys creation

Author: aplapana

app/code/Magento/RemoteStorage/Test/Unit/Driver/Adpater/Cache/GenericTest.php

@@ -79,7 +79,7 @@ public function testUpdateMetadataPersists(): void
         $this->serializerMock
             ->expects($this->once())
             ->method('serialize')
-            ->with($this->callback(function (array $data) use ($path, $objectMetadata) {
+            ->with($this->callback(function (array $data) use ($path) {
                 return isset($data[$path])
                     && $data[$path]['type'] === 'file'
                     && $data[$path]['size'] === 123