Fix intra-links

Author: joshuabambrick

peps/pep-0736.rst

@@ -433,7 +433,7 @@ judgement about whether it is prudent to use it in any given context. We do not
 recommend enforcing a rule to use the feature in all cases where it may be 
 applicable, such as via lint rules or style guides.
 
-As described `above <This syntax increases coupling>`__, we propose that a
+As described `above <This syntax increases coupling>`_, we propose that a
 reasonable rule of thumb would be to use this in cases where a parameter and its
 argument have the same semantics in order to reduce unintentional
 desynchronisation without causing inappropriate coupling.