docs: update namespace table of contents

[stdlib-bot]

This PR

• updates namespace table of contents

[stdlib-bot]

Coverage Report

Package	Statements	Branches	Functions	Lines
utils	$\color{red}45355/61575$ $\color{green}+73.66%$	$\color{red}757/801$ $\color{green}+94.51%$	$\color{red}23/508$ $\color{green}+4.53%$	$\color{red}45355/61575$ $\color{green}+73.66%$

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