Remove unused attribute

Kept in constructor for backwards compatibility

Author: schmengler

app/code/Magento/SampleData/Model/Dependency.php

@@ -26,11 +26,6 @@ class Dependency
      */
     protected $composerInformation;
 
-    /**
-     * @var Filesystem
-     */
-    private $filesystem;
-
     /**
      * @var PackageFactory
      */
@@ -54,7 +49,6 @@ public function __construct(
         ComponentRegistrar $componentRegistrar
     ) {
         $this->composerInformation = $composerInformation;
-        $this->filesystem = $filesystem;
         $this->packageFactory = $packageFactory;
         $this->componentRegistrar = $componentRegistrar;
     }