MC-4959: Need to remove is_hideable option from content type configuration

- Updated options logic to individual content type preview

Author: Hwashiang Yu

app/code/Magento/PageBuilder/view/adminhtml/pagebuilder/content_type/divider.xml

@@ -9,6 +9,7 @@
     <type name="divider"
           label="Divider"
           component="Magento_PageBuilder/js/content-type"
+          preview_component="Magento_PageBuilder/js/content-type/divider/preview"
           form="pagebuilder_divider_form"
           group="elements"
           icon="icon-pagebuilder-divider"

app/code/Magento/PageBuilder/view/adminhtml/pagebuilder/content_type/html.xml

@@ -9,6 +9,7 @@
     <type name="html"
           label="HTML Code"
           component="Magento_PageBuilder/js/content-type"
+          preview_component="Magento_PageBuilder/js/content-type/html/preview"
           form="pagebuilder_html_form"
           group="elements"
           icon="icon-pagebuilder-code"

app/code/Magento/PageBuilder/view/adminhtml/pagebuilder/content_type/video.xml

@@ -9,6 +9,7 @@
     <type name="video"
           label="Video"
           component="Magento_PageBuilder/js/content-type"
+          preview_component="Magento_PageBuilder/js/content-type/video/preview"
           form="pagebuilder_video_form"
           group="media"
           icon="icon-pagebuilder-video"