Fix: comment on ADS licence key

APRI0004-ADP/ADS/ADS_slides.tex

@@ -224,7 +224,7 @@ polygon, regular polygon sides=4,fill=#1](){};}}}
   \framesubtitle{\insertsubsectionhead - Online activation}
   \begin{itemize}
     \item We only have 5 licenses keys.
-    \item Online activation ensures a single key is not used simultaneously
+    \item Valid on \textbf{one single computer}. Needs reinitialization if computer changes.
   \end{itemize}
   \pause
   Process (to be repeated at every use of ADS)