Use Sphinx 4.3.1

dukecat0 · web-flow · commit d0536c070ff1 · 2021-12-05T13:30:17.000+08:00
diff --git a/requirements.txt b/requirements.txt
@@ -1,4 +1,4 @@
-sphinx==4.0.3
+sphinx==4.3.1
 sphinx-autobuild==0.7.1
 sphinx-inline-tabs==2021.4.11b9
 python-docs-theme==2021.5
