MC-5383: Option Menus, Heading Inline Editor & tinyMCE Inline Editor Are Cut Off on Full Screen View

- Resolved heading toolbar line off leveling issue

Author: Hwashiang Yu

app/code/Magento/PageBuilder/view/adminhtml/web/css/source/_toolbar.less

@@ -58,7 +58,6 @@
                 content: '';
                 left: 0;
                 position: relative;
-                top: 10%;
                 width: 1px;
             }