While editing a fragment the editor shows an error sign when using an auto-closed tag

• Type: Bug
• Status: Closed
• Resolution: Won't Fix
• Affects Version/s: Master
• Fix Version/s: None
• Component/s: Fragment Administration
• Labels:
  • 7.1-won't
• Fix Priority: 3

For example, when writing any of the widget tags such as <lfr-nav-app /> it shows an error sign in the left panel as shown in the following screenshot:

Autoclosing of tags should be allowed for all of the <lfr-widget-* /> tags since they cannot hold any content.