MC-20539: Fix MFTF tests to work with elasticsearch

- removing commented files

Author: dthampy

app/code/Magento/Search/Test/Mftf/Data/ConfigData.xml

@@ -8,10 +8,6 @@
 
 <entities xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
           xsi:noNamespaceSchemaLocation="urn:magento:mftf:DataGenerator/etc/dataProfileSchema.xsd">
-<!--    <entity name="SetDefaultSearchEngineConfig">-->
-<!--        <data key="path">catalog/search/engine</data>-->
-<!--        <data key="value">mysql</data>-->
-<!--    </entity>-->
     <entity name="SetMinQueryLength3Config">
         <data key="path">catalog/search/min_query_length</data>
         <data key="value">3</data>