Update competition_en.html

src/views/competition_en.html

@@ -149,6 +149,11 @@ <h3>Audio files</h3>
 
 </ul>
 
+<p>Media, that do not satisfy the requirements can be marked with
+  <a href="https://commons.wikimedia.org/wiki/Category:Media_from_WikiDaheim_2023_in_Austria_questioned_by_prejury" target="_blank" rel="noopener noreferrer">Commons-Category:Media from WikiDaheim 2023 in Austria questioned by prejury</a> 
+  by the prejury and thus will be temporarily excluded from the contest.
+  In parallel authors / uploaders will be contacted on their user talk page and will get the opportunity to fix the mentioned problems.</p>
+
 <h2>Is there something I should keep in mind when uploading my pictures?</h2>
 <p>
   Pictures should adhere to the