Sphinx's website is now https (#4662)

* Sphinx's website is now https

* Sphinx's website is now https
diff --git a/docs/development/getting-started.rst b/docs/development/getting-started.rst
index e01ee27..cc333e4 100644
--- a/docs/development/getting-started.rst
+++ b/docs/development/getting-started.rst
@@ -115,5 +115,5 @@
 .. _`virtualenv`: https://pypi.org/project/virtualenv/
 .. _`pip`: https://pypi.org/project/pip/
 .. _`sphinx`: https://pypi.org/project/Sphinx/
-.. _`reStructured Text`: http://www.sphinx-doc.org/en/master/usage/restructuredtext/basics.html
+.. _`reStructured Text`: https://www.sphinx-doc.org/en/master/usage/restructuredtext/basics.html
 .. _`this Github issue`: https://github.com/rfk/pyenchant/issues/42
diff --git a/docs/development/submitting-patches.rst b/docs/development/submitting-patches.rst
index 2e9bb0f..ec00aa5 100644
--- a/docs/development/submitting-patches.rst
+++ b/docs/development/submitting-patches.rst
@@ -155,7 +155,7 @@
 
 
 .. _`Write comments as complete sentences.`: https://nedbatchelder.com/blog/201401/comments_should_be_sentences.html
-.. _`syntax`: http://www.sphinx-doc.org/en/master/usage/restructuredtext/domains.html#info-field-lists
+.. _`syntax`: https://www.sphinx-doc.org/en/master/usage/restructuredtext/domains.html#info-field-lists
 .. _`Studies have shown`: https://smartbear.com/SmartBear/media/pdfs/11_Best_Practices_for_Peer_Code_Review.pdf
 .. _`our mailing list`: https://mail.python.org/mailman/listinfo/cryptography-dev
 .. _`doc8`: https://github.com/openstack/doc8