PB-170: TinyMCE Performance is very poor with multiple instances on Stage

- Fix bad selector in text

Author: davemacaulay

app/code/Magento/PageBuilder/Test/Mftf/Section/PageBuilderTextSection.xml

@@ -13,7 +13,7 @@
         <element name="hidden" type="text" selector="(//div[contains(@class,'pagebuilder-text')])[{{arg1}}]/div/ancestor::*[contains(@class, 'pagebuilder-content-type-wrapper') and contains(@class, 'pagebuilder-content-type-hidden')]" parameterized="true"/>
         <element name="notHidden" type="text" selector="(//div[contains(@class,'pagebuilder-text')])[{{arg1}}]/parent::*[contains(@class, 'pagebuilder-content-type-wrapper') and not(contains(@class, 'pagebuilder-content-type-hidden'))][1]" parameterized="true"/>
         <element name="textAreaTextContains" type="text" selector="(//div[contains(@class,'pagebuilder-text')])[{{arg1}}]//textarea[contains(@value,'{{arg2}}')]" parameterized="true"/>
-        <element name="text" type="text" selector="(//div[contains(@class,'pagebuilder-text')])[{{arg1}}]/div//*[contains(.,'{{arg2}}')]" parameterized="true"/>
+        <element name="text" type="text" selector="(//div[contains(@class,'pagebuilder-text')])[{{arg1}}]//*[contains(text(),'{{arg2}}')]" parameterized="true"/>
         <element name="textAnchorText" type="text" selector="(//div[@data-content-type='text'])[{{arg1}}]//div[contains(@class,'inline-wysiwyg')]//a[text()='{{arg2}}']" parameterized="true"/>
         <element name="directive" type="text" selector="(//div[contains(@class,'pagebuilder-text')])[{{arg1}}]/div//span[contains(.,'{{arg2}}')]" parameterized="true"/>
         <element name="directiveFocused" type="text" selector="(//div[contains(@class,'pagebuilder-text')])[{{arg1}}]/div//span[contains(.,'{{arg2}}') and @data-mce-selected='1']" parameterized="true"/>