change ToC entry to match section title "References"

Author: m4lvin

report.pdf

@@ -36,7 +36,7 @@
 
 \input{Conclusion.tex}
 
-\addcontentsline{toc}{section}{Bibliography}
+\addcontentsline{toc}{section}{References}
 \bibliographystyle{alpha}
 \bibliography{references.bib}