[pre-commit.ci] auto fixes from pre-commit.com hooks

for more information, see https://pre-commit.ci

docs/conf.py

@@ -81,7 +81,7 @@ def generate_draft_news():
 html_sidebars = {
     "**": ["about.html", "localtoc.html", "relations.html", "searchbox.html", "donate.html"],
 }
-html_favicon = '_static/img/toxfavi.ico'
+html_favicon = "_static/img/toxfavi.ico"
 html_show_sourcelink = False
 html_static_path = ["_static"]
 htmlhelp_basename = "{}doc".format(project)