addition of comment to L06 to highlight a slide that should be moved next year

Lectures/L06_SoftEngPrinciplesContd/SoftEngPrinciplesContd.tex

@@ -377,7 +377,7 @@ incrementally refined into a low-level artifact (like a lower-level design or an
 
 \begin{frame}
 \frametitle{Principles for High Quality Documentation}
-
+% move this material to an earlier lecture
 \begin{itemize}
 \item Under quality, we should have mentioned these
 \item To achieve external qualities for documentation, there are some generally