Fix TBB docs link in references of 08-tbb slides (#55)

Author: aobolensk

08-tbb/08-tbb.tex

@@ -564,7 +564,7 @@ \section{Performance comparison}
 \begin{frame}{References}
   \begin{itemize}
     \item oneAPI Threading Building Blocks GitHub repository: \url{https://github.com/uxlfoundation/oneTBB}
-    \item oneAPI Threading Building Blocks (oneTBB) documentation: \url{oneAPI Threading Building Blocks (oneTBB)}
+    \item oneAPI Threading Building Blocks (oneTBB) documentation: \url{https://uxlfoundation.github.io/oneTBB/}
     \item CppCon 2015: Pablo Halpern "Work Stealing": \url{https://www.youtube.com/watch?v=iLHNF7SgVN4}
     \item Pushing the limits of work-stealing: \url{https://community.intel.com/legacyfs/online/drupal_files/managed/9d/48/ConfAnton-Pushing-the-limits-of-work-stealing-approved.pdf}
   \end{itemize}