Pointer to a more specific slide in T01a on issue tracking

Tutorials/T01a-Git/slides/T01a.tex

@@ -542,7 +542,7 @@ McMaster University\\ }
 	\begin{itemize}
     \item Some examples of using the issue tracker:
     \begin{enumerate}
-      \item \href{https://gitlab.cas.mcmaster.ca/smiths/se3xa3/tree/master/Labs/L03}{Example in GitLab}
+      \item \href{https://gitlab.cas.mcmaster.ca/smiths/se3xa3/blob/master/Labs/L03/instructions_issue_tracking.pdf}{Example in GitLab}
       \item \href{https://github.com/facebook/react/issues}{Example of a popular issue tracking system on an open source project}
       \item \href{https://github.com/facebook/react/issues/6895}{Example of a bug issue in the same repository as (2) with discussion}
     \end{enumerate}