[cleanup] Remove readthedocs from README.md

README.md

@@ -6,7 +6,6 @@
 [![Release version](https://img.shields.io/github/v/release/yt-dlp/yt-dlp?color=blue&label=Download&style=for-the-badge)](#release-files "Release")
 [![License: Unlicense](https://img.shields.io/badge/-Unlicense-brightgreen.svg?style=for-the-badge)](LICENSE "License")
 [![Donate](https://img.shields.io/badge/_-Donate-red.svg?logo=githubsponsors&labelColor=555555&style=for-the-badge)](Collaborators.md#collaborators "Donate")
-[![Docs](https://img.shields.io/badge/-Docs-blue.svg?color=blue&style=for-the-badge)](https://readthedocs.org/projects/yt-dlp/ "Docs")
 [![Supported Sites](https://img.shields.io/badge/-Supported_Sites-brightgreen.svg?style=for-the-badge)](supportedsites.md "Supported Sites")
 [![PyPi](https://img.shields.io/badge/-PyPi-blue.svg?logo=pypi&labelColor=555555&style=for-the-badge)](https://pypi.org/project/yt-dlp "PyPi")
 [![CI Status](https://img.shields.io/github/workflow/status/yt-dlp/yt-dlp/Core%20Tests/master?label=Tests&style=for-the-badge)](https://github.com/yt-dlp/yt-dlp/actions "CI Status")