remove multicols from foldout

fold_back.tex

@@ -92,14 +92,14 @@
 \posterbox{name=third,column=4,row=2,span=1,rowspan=1}{
   \subsubsection{\Glsfmtplural{trait}}
   \glsdesc{trait}.
-  \begin{multicols}{2}
+  \par
+  \vspace{1em}
   \subsubsection{\Glsfmtplural{attribute}}
   \glsdesc{attribute}.
   \par
   \vspace{1em}
   \subsubsection{\Glsfmtplural{skill}}
   \glsdesc{skill}.
-  \end{multicols}
 }
 
 \end{tcbposter}