ACP2E-676: [Magento Cloud] Removing cross sell products the position count is not being reset

 - Added the test coverage.

Author: devarul

app/code/Magento/Catalog/Test/Mftf/Section/AdminProductCrossSellModalSection.xml

@@ -7,7 +7,7 @@
 -->
 
 <sections xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-          xsi:noNamespaceSchemaLocation="urn:magento:mftf:Page/etc/SectionObject.xsd">
+        xsi:noNamespaceSchemaLocation="urn:magento:mftf:Page/etc/SectionObject.xsd">
     <section name="AdminProductCrossSellModalSection">
         <element name="Modal" type="button" selector=".product_form_product_form_related_crosssell_modal"/>
         <element name="addSelectedProducts" type="button" selector=".product_form_product_form_related_crosssell_modal .action-primary"/>