conf.py: update deprecated stylesheet API; 'add_stylesheet()' renamed to 'add_css_file()'

sommersoft · sommersoft · commit cb818ca83266 · 2020-04-09T08:47:33.000-05:00
diff --git a/conf.py b/conf.py
@@ -357,4 +357,4 @@
                        "register": ('https://circuitpython.readthedocs.io/projects/register/en/latest/', None)}
 
 def setup(app):
-    app.add_stylesheet("customstyle.css")
+    app.add_css_file("customstyle.css")
