MC-5386: Anchors Under Each Div if TinyMCE link Is Added to Banner/Slide (Add Notification for When Link Attribute Is Entered)

- Added missing dismissCheckbox options variable back to dismissible-confirm

Author: Hwashiang Yu

app/code/Magento/PageBuilder/view/adminhtml/web/js/modal/dismissible-confirm.js

@@ -64,7 +64,8 @@ define([
             promptContentTmpl: promptContentTmpl,
             dismissible: false, // Can the modal be dismissed?
             dismissKey: 'default', // The key we'll check to see if the modal has already been dismissed
-            dismissMessage: $t('Do not show this again') // Message to display next to the dismiss checkbox
+            dismissMessage: $t('Do not show this again'), // Message to display next to the dismiss checkbox
+            dismissCheckbox: '[name="modal-dnsa"]' // Selector to retrieve dismiss checkbox
         },
 
         /**