[2.7] bpo-34576 : Backport eeab510b 2.7 (#10115)

* bpo-34576 - Fix the formatting for security considerations in http.server.rst (#10005)

* Address review comment..
(cherry picked from commit eeab510b)
Co-authored-by: Senthil Kumaran <skumaran@gatech.edu>

Doc/library/simplehttpserver.rst

@@ -11,6 +11,10 @@
    Python 3.  The :term:`2to3` tool will automatically adapt imports when
    converting your sources to Python 3.
 
+.. warning::
+
+   mod:`SimpleHTTServer` is not recommended for production. It only implements
+   basic security checks.
 
 The :mod:`SimpleHTTPServer` module defines a single class,
 :class:`SimpleHTTPRequestHandler`, which is interface-compatible with