Link to distutils fix

Doc/Manual/Python.html

@@ -281,7 +281,7 @@ how you might go about compiling and using the generated files.
 <p>
 The preferred approach to building an extension module for python is to compile it with
 distutils, which comes with all recent versions of python
-(<a href="http://docs.python.org/distutils/index.html">Distutils Docs</a>).
+(<a href="https://docs.python.org/library/distutils.html">Distutils Docs</a>).
 </p>
 
 <p>