Add Methods rubric header even without listing a table

[glemaitre]

When using numpydoc_show_class_members = True in the config, the class methods are listed in a table as follow:

In scikit-learn, we recently switch to pydata-sphinx-theme that has a right-hand side navigation showing the same information. We therefore turn the flag to False. The rendering is looking as:

While we get what we expect (no table listing the methods), we also don't get the rubric title "Methods".

I was wondering if there is still a way to get the rubric name even though we don't want to have the table listed?