MAGETWO-60483: Catalog broken when all child products of configurable are disabled

- Static test fix;

Author: interio-zz

app/code/Magento/Catalog/Model/Product/Pricing/Renderer/SalableResolverInterface.php

@@ -19,4 +19,4 @@ interface SalableResolverInterface
      * @return boolean
      */
     public function isSalable($salableItem);
-}
+}

app/code/Magento/Catalog/Test/Unit/Pricing/Render/FinalPriceBoxTest.php

@@ -61,7 +61,8 @@ class FinalPriceBoxTest extends \PHPUnit_Framework_TestCase
     protected $price;
 
     /**
-     * @var \Magento\Catalog\Model\Product\Pricing\Renderer\SalableResolverInterface | \PHPUnit_Framework_MockObject_MockObject
+     * @var \Magento\Catalog\Model\Product\Pricing\Renderer\SalableResolverInterface
+     * | \PHPUnit_Framework_MockObject_MockObject
      */
     private $salableResolverMock;
 
@@ -98,12 +99,9 @@ protected function setUp()
             ->disableOriginalConstructor()
             ->getMock();
 
-        $urlBuilder = $this->getMockBuilder(\Magento\Framework\UrlInterface::class)
-            ->getMockForAbstractClass();
-
-        $store = $this->getMockBuilder(\Magento\Store\Api\Data\StoreInterface::class)
-            ->getMockForAbstractClass();
+        $urlBuilder = $this->getMockBuilder(\Magento\Framework\UrlInterface::class)->getMockForAbstractClass();
 
+        $store = $this->getMockBuilder(\Magento\Store\Api\Data\StoreInterface::class)->getMockForAbstractClass();
         $storeManager = $this->getMockBuilder(\Magento\Store\Model\StoreManagerInterface::class)
             ->setMethods(['getStore', 'getCode'])
             ->getMockForAbstractClass();