MC-3889: Adding spaces to Button/Heading text on stage results in   added to the text after save

- Updated test coverage after QA review

Author: Hwashiang Yu

app/code/Magento/PageBuilder/Test/Mftf/Test/AdminPageBuilderBannerPosterAppearanceTest.xml

@@ -1087,7 +1087,7 @@
         <annotations>
             <features value="PageBuilder"/>
             <stories value="Banner"/>
-            <title value="Banner Poster - Update All Attributes"/>
+            <title value="Poster - Update All Attributes"/>
             <description value="A user should be able to add a poster banner with all attribute fields filled."/>
             <severity value="CRITICAL"/>
             <useCaseId value="MC-1433"/>
@@ -1433,7 +1433,7 @@
         <annotations>
             <features value="PageBuilder"/>
             <stories value="Banner"/>
-            <title value="Banner Poster - HTML Value In Buttons Does Not Render As HTML"/>
+            <title value="Poster - HTML Value In Buttons Does Not Render As HTML"/>
             <description value="Validate that html can be entered into the button and that the html doesn't render on stage and storefront."/>
             <severity value="MAJOR"/>
             <useCaseId value="MC-849"/>
@@ -1450,7 +1450,7 @@
         <annotations>
             <features value="PageBuilder"/>
             <stories value="Banner"/>
-            <title value="Banner Poster - Non Breaking Space In Button Does Not Render as nbsp;"/>
+            <title value="Poster - Non Breaking Space In Button Does Not Render as nbsp;"/>
             <description value="Validate that non breaking space can be entered into the button and that the html doesn't render on stage and storefront as nbsp."/>
             <severity value="MAJOR"/>
             <useCaseId value="MC-3889"/>

app/code/Magento/PageBuilder/Test/Mftf/Test/AdminPageBuilderButtonItemTests.xml

@@ -1384,7 +1384,6 @@
         <!--Edit button item text inline on stage -->
         <comment userInput="Edit button item text inline on stage" stepKey="commentEditButtonItem"/>
         <pressKey selector="{{ButtonItemOnStage.editableButtonItemElement('1')}}" userInput="{{PageBuilderButtonItemText_NBSP.value}}" stepKey="enterNBSPButtonItemText"/>
-        <click selector="{{PageBuilderPanel.searchPanel}}" stepKey="unFocusEditor"/>
         <!-- Stage: Check NBSP in button item -->
         <comment userInput="Check NBSP in button item" stepKey="commentStageCheckNBSP"/>
         <see selector="{{ButtonItemOnStage.base('1')}}" userInput="{{PageBuilderButtonItemText_NBSP.value}}" stepKey="seeStageNBSPButtonItemText"/>

app/code/Magento/PageBuilder/Test/Mftf/Test/AdminPageBuilderSlideItemAppearancePosterTests.xml

@@ -1215,7 +1215,7 @@
         <annotations>
             <features value="PageBuilder"/>
             <stories value="Slider"/>
-            <title value="Slider Poster - Non Breaking Space In Button Does Not Render as nbsp;"/>
+            <title value="Poster - Non Breaking Space In Button Does Not Render as nbsp;"/>
             <description value="Validate that non breaking space can be entered into the button and that the html doesn't render on stage and storefront as nbsp."/>
             <severity value="MAJOR"/>
             <useCaseId value="MC-3889"/>