Update MFTF test.

Author: engcom-Kilo

app/code/Magento/Customer/Test/Mftf/Section/StorefrontCustomerOrderSection.xml

@@ -20,5 +20,6 @@
         <element name="currentPage" type="text" selector=".order-products-toolbar .pages .current span:nth-of-type(2)"/>
         <element name="pageNumber" type="text" selector="//*[@class='order-products-toolbar toolbar bottom']//a[contains(@class, 'page')]//span[2][contains(text() ,'{{var1}}')]" parameterized="true"/>
         <element name="perPage" type="select" selector="//*[@class='order-products-toolbar toolbar bottom']//select[@id='limiter']"/>
+        <element name="rowsInColumn" type="text" selector="//tbody/tr/td[contains(@class, '{{column}}')]" parameterized="true"/>
     </section>
 </sections>

app/code/Magento/Customer/Test/Mftf/Test/StorefrontCustomerAccountOrderListTest.xml

@@ -10,11 +10,12 @@
        xsi:noNamespaceSchemaLocation="urn:magento:mftf:Test/etc/testSchema.xsd">
     <test name="StorefrontCustomerAccountOrderListTest">
         <annotations>
-            <stories value="Customer Account Order History List"/>
-            <title value="Customer Account Order History List."/>
-            <description value="Login to Customer Account and navigate on Order History page."/>
+            <stories value="Frontend Customer Account Orders list"/>
+            <title value="Verify that the list of Orders is displayed in the grid after changing the number of items on the page"/>
+            <description value="Verify that the list of Orders is displayed in the grid after changing the number of items on the page."/>
             <severity value="CRITICAL"/>
             <testCaseId value="MC-34953"/>
+            <group value="customer"/>
         </annotations>
 
         <before>
@@ -136,5 +137,8 @@
         <dontSee selector="{{StorefrontOrderInformationMainSection.emptyMessage}}"
                  userInput="You have placed no orders." stepKey="dontSeeEmptyMessage"/>
 
+        <seeNumberOfElements selector="{{StorefrontCustomerOrderSection.rowsInColumn('id')}}" userInput="15"
+                             stepKey="seeRowsCount"/>
+
     </test>
 </tests>