docs: move a url so ghrelease will work

Author: nedbat

README.rst

@@ -234,6 +234,7 @@ v1.4.2 — 2017-02-06
 Fixes another instance of `issue 32`_, which was the result of an
 initialization order problem.
 
+.. _issue 32: https://github.com/nedbat/django_coverage_plugin/issues/32
 
 
 v1.4.1 — 2017-01-25
@@ -242,9 +243,6 @@ v1.4.1 — 2017-01-25
 Fixes `issue 32`_, which was the result of an initialization order
 problem.
 
-.. _issue 32: https://github.com/nedbat/django_coverage_plugin/issues/32
-
-
 
 v1.4 — 2017-01-16
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