Update sphinx from 1.7.1 to 3.2.1 (#22)

pyup-bot · awarecan · web-flow · commit d3f53b31771a · 2020-10-19T00:02:22.000-07:00
Co-authored-by: Jason Hu &lt;awarecan@users.noreply.github.com&gt;
diff --git a/requirements_dev.txt b/requirements_dev.txt
@@ -5,7 +5,7 @@ watchdog==0.10.3
 flake8==3.8.4
 tox==3.20.1
 coverage==5.3
-Sphinx==1.7.1
+Sphinx==3.2.1
 twine==3.2.0
 
 pytest==3.8.1
