Fix Static Tests build

Author: adrian-martinez-interactiv4

lib/internal/Magento/Framework/ObjectManager/Test/Unit/Factory/Fixture/SemiVariadic.php

@@ -11,6 +11,7 @@
 class SemiVariadic
 {
     const DEFAULT_FOO_VALUE = 'bar';
+
     /**
      * @var OneScalar[]
      */
@@ -23,7 +24,8 @@ class SemiVariadic
 
     /**
      * SemiVariadic constructor.
-     * @param string $foo
+     *
+     * @param string      $foo
      * @param OneScalar[] ...$oneScalars
      */
     public function __construct(
@@ -35,7 +37,7 @@ public function __construct(
     }
 
     /**
-     * @param string $key
+     * @param  mixed $key
      * @return mixed
      */
     public function getOneScalarByKey($key)