Removed negative price from product options test file.

Author: dverkade

dev/tests/api-functional/testsuite/Magento/Catalog/Api/_files/product_options.php

@@ -153,14 +153,4 @@
         'price_type' => 'fixed',
         'sku' => 'time option sku',
     ],
-    [
-        'title' => 'test negative price',
-        'type' => 'field',
-        'sort_order' => 1,
-        'is_require' => 1,
-        'price' => -10,
-        'price_type' => 'fixed',
-        'sku' => 'sku1',
-        'max_characters' => 10,
-    ],
-];
+];