docs: update namespace table of contents

[stdlib-bot]

This PR

• updates namespace table of contents

[stdlib-bot]

Coverage Report

Package	Statements	Branches	Functions	Lines
stats	$\color{red}214390/257474$ $\color{green}+83.27%$	$\color{red}3550/3726$ $\color{green}+95.28%$	$\color{red}3/2403$ $\color{green}+0.12%$	$\color{red}214390/257474$ $\color{green}+83.27%$
stats/base/ndarray	$\color{red}18769/19853$ $\color{green}+94.54%$	$\color{red}329/333$ $\color{green}+98.80%$	$\color{red}0/166$ $\color{green}+0.00%$	$\color{red}18769/19853$ $\color{green}+94.54%$

The above coverage report was generated for the changes in this PR.