Fix MFTF. Fix typo.

Author: engcom-Kilo

app/code/Magento/AdvancedSearch/Test/Mftf/ActionGroup/AdminOpenNewSerchTermPageActionGroup.xml renamed to app/code/Magento/AdvancedSearch/Test/Mftf/ActionGroup/AdminOpenNewSearchTermsPageActionGroup.xml

@@ -8,7 +8,7 @@
 
 <actionGroups xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
               xsi:noNamespaceSchemaLocation="urn:magento:mftf:Test/etc/actionGroupSchema.xsd">
-    <actionGroup name="AdminOpenNewSerchTermPageActionGroup">
+    <actionGroup name="AdminOpenNewSearchTermsPageActionGroup">
         <annotations>
             <description>Navigate to search terms form page.</description>
         </annotations>

app/code/Magento/AdvancedSearch/Test/Mftf/Page/AdminSearchTermFormPage.xml renamed to app/code/Magento/AdvancedSearch/Test/Mftf/Page/AdminSearchTermsFormPage.xml

@@ -8,7 +8,7 @@
 
 <pages xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
        xsi:noNamespaceSchemaLocation="urn:magento:mftf:Page/etc/PageObject.xsd">
-    <page name="AdminSearchTermsFormPage" url="/search/term/new" area="admin" module="Magento_AdvancedSearch">
+    <page name="AdminSearchTermsFormPage" url="search/term/new/" area="admin" module="Magento_AdvancedSearch">
         <section name="AdminSearchTermsPageFormFieldsSection"/>
     </page>
 </pages>

app/code/Magento/AdvancedSearch/Test/Mftf/Test/AdminAddSearchTermTest.xml

@@ -23,7 +23,7 @@
         <after>
             <actionGroup ref="AdminLogoutActionGroup" stepKey="logout"/>
         </after>
-        <actionGroup ref="AdminOpenNewSerchTermPageActionGroup" stepKey="navigateToSearchTermPage"/>
+        <actionGroup ref="AdminOpenNewSearchTermsPageActionGroup" stepKey="navigateToSearchTermPage"/>
         <actionGroup ref="AdminFillSearchTermActionGroup" stepKey="fillNewSearchTermData">
             <argument name="searchQuery" value="{{SearchTerms.searchQuery}}"/>
             <argument name="store" value="{{SearchTerms.store}}"/>