setuptools_scm, contourpy, sphinxcontrib_websupport, typing_extensions: Add missing dependencies

<div id="comment:0"></div>



CC:  @dimpase @jhpalmieri

Component: **packages: standard**

Author: **Matthias Koeppe**

Branch/Commit: **[`c67b38f`](https://github.com/sagemath/sagetrac-mirror/commit/c67b38fb5ccc0f4dc724bc3cfbddae1f4d759389)**

Reviewer: **Dima Pasechnik, John Palmieri**

_Issue created by migration from https://trac.sagemath.org/ticket/34838_

