MC-3870: Background does not conform to border radius for banner, image, contained row & video

Remove parameterized="true" on ImageOnStorefront.imageElementCSS

Author: danmooney2

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

@@ -54,7 +54,7 @@
         <element name="backgroundImageSource" type="text" selector="//div[contains(@style,'{{var1}}')]" parameterized="true"/>
         <element name="imageDisplay" type="button" selector="figure[data-role='image']"/>
         <element name="imageElement" type="button" selector="figure[data-role='image'] img:nth-child({{arg1}})" parameterized="true"/>
-        <element name="imageElementCSS" type="text" selector="figure[data-role=image] img" parameterized="true"/>
+        <element name="imageElementCSS" type="text" selector="figure[data-role=image] img"/>
         <element name="imageHasAltText" type="button" selector="img.pagebuilder-mobile-hidden[alt='{{arg1}}']" parameterized="true"/>
         <element name="imageHasCaption" type="button" selector="figcaption"/>
         <element name="imageHasTitleTag" type="button" selector="img.pagebuilder-mobile-hidden[title='{{arg1}}']" parameterized="true"/>