Increase fontsize in inheritance graphs

Psirus · Psirus · commit 4a85c9d2c5e0 · 2019-10-10T10:41:41.000+02:00
This closes #15109.
diff --git a/doc/conf.py b/doc/conf.py
@@ -366,6 +366,8 @@ def _check_dependencies():
 
 html4_writer = True
 
+inheritance_node_attrs = dict(fontsize=16)
+
 
 def setup(app):
     if any(st in version for st in ('post', 'alpha', 'beta')):
