Use a lower version of sphinx for the time being

rhpvorderman · rhpvorderman · commit 5e320f523676 · 2025-03-05T12:59:09.000+01:00
diff --git a/requirements-docs.txt b/requirements-docs.txt
@@ -1,3 +1,4 @@
-sphinx
+# https://github.com/sphinx-doc/sphinx/issues/13415
+sphinx <8
 sphinx-rtd-theme
 sphinx-argparse
