change test result and use float on qty validators

Author: bordeo

app/code/Magento/CatalogInventory/Block/Plugin/ProductView.php

@@ -40,7 +40,7 @@ public function afterGetQuantityValidators(
         $params = [];
         $params['minAllowed']  = (float)$stockItem->getMinSaleQty();
         if ($stockItem->getMaxSaleQty()) {
-            $params['maxAllowed'] = $stockItem->getMaxSaleQty();
+            $params['maxAllowed'] = (float)$stockItem->getMaxSaleQty();
         }
         if ($stockItem->getQtyIncrements() > 0) {
             $params['qtyIncrements'] = (float)$stockItem->getQtyIncrements();

app/code/Magento/CatalogInventory/Test/Unit/Block/Plugin/ProductViewTest.php

@@ -48,8 +48,8 @@ public function testAfterGetQuantityValidators()
             'validate-item-quantity' =>
                 [
                     'minAllowed' => 0.5,
-                    'maxAllowed' => 5,
-                    'qtyIncrements' => 3
+                    'maxAllowed' => 5.0,
+                    'qtyIncrements' => 3.0
                 ]
         ];
         $validators = [];