contribution guidelines.rst

Adding :doc: prefix
RST in a pain in the gluteus maximus ...

Author: BobSynfig

docs/community/contribution guidelines.rst

@@ -56,9 +56,9 @@ Create a new, descriptively named branch to contain your change
 2. Making code changes
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-Learn how to `build Synfig <../building/Building%20Synfig>`_
+Learn how to :doc:`build Synfig <../building/Building%20Synfig>`_
 
-Make sure to read about `code structure <../common/structure>`_
+Make sure to read about :doc:`code structure <../common/structure>`_
 
 Don't forget to configure IDE. We recommend to use NetBeans. Here are video instructions on how to configure it - https://www.youtube.com/watch?v=SNkdiSxBV_s