Spec: add paramspec reference to link from PEP 612 (#1566)

hugovk · web-flow · commit 7b192dca34b3 · 2024-01-10T05:52:08.000-08:00
diff --git a/docs/spec/generics.rst b/docs/spec/generics.rst
@@ -589,6 +589,8 @@ while the following is prohibited::
   def bad_func(x: B_co) -> B_co:  # Flagged as error by a type checker
       ...
 
+.. _`paramspec`:
+
 ParamSpec
 ---------
 
