Removed unused var.

pages/standards/hilfe.tsx

@@ -2,9 +2,10 @@
  *      Controls the list view of it-standards
  */
 import NavHeader from '@/views/it-standards/Navigationheader'
-import Intro from '@/views/it-standards/Intro'
 
 /*
+import Intro from '@/views/it-standards/Intro'
+
 import { remark } from 'remark'
 import html from 'remark-html'
 import Link from 'next/link'