MAGETWO-66401: [Backport] - [Performance] Bump in stock SQL queries - for 2.1.6

- MAGETWO-66344: [Performance] Bump in stock SQL queries

-- (cherry picked from commit 4c35b2e)

Author: Valeriy Nayda

dev/tests/integration/testsuite/Magento/ConfigurableProduct/Pricing/Price/LowestPriceOptionProviderTest.php

@@ -32,7 +32,8 @@ protected function setUp()
     {
         $this->storeManager = Bootstrap::getObjectManager()->get(StoreManagerInterface::class);
         $this->productRepository = Bootstrap::getObjectManager()->get(ProductRepositoryInterface::class);
-        $this->lowestPriceOptionsProvider = Bootstrap::getObjectManager()->get(
+        // create is used for prevent internal caching in property
+        $this->lowestPriceOptionsProvider = Bootstrap::getObjectManager()->create(
             LowestPriceOptionsProviderInterface::class
         );
     }