Require at least sphinx version 3.0.0

f36c9253 · Johannes Schumann · b94671aa · f36c9253
Commit f36c9253 authored 2 years ago by Johannes Schumann
--- a/requirements/dev.txt
+++ b/requirements/dev.txt
@@ -6,7 +6,7 @@ pytest-flake8
 pytest-pylint
 pytest-watch
 sphinx-rtd-theme
-sphinx
+sphinx>=3.0.0
 sphinxcontrib-napoleon
 sphinxcontrib-programoutput
 sphinxcontrib-websupport