Fix broken link in CONTRIBUTORS.rst
@@ -313,6 +313,7 @@ Listed in alphabetical order.
.. _@hackebrot: https://github.com/hackebrot
.. _@hairychris: https://github.com/hairychris
.. _@hanaquadara: https://github.com/hanaquadara
+.. _@hanhanhan: https://github.com/hanhanhan
.. _@hendrikschneider: https://github.com/hendrikschneider
.. _@highpost: https://github.com/highpost
.. _@hjwp: https://github.com/hjwp
