fixing badge [ci skip]
<p>
<a href="https://github.com/exoplanet-dev/exoplanet">
- <img src="https://img.shields.io/badge/GitHub-exoplanet-dev%2Fexoplanet-blue.svg?style=flat"></a>
+ <img src="https://img.shields.io/badge/GitHub-exoplanet--dev%2Fexoplanet-blue.svg?style=flat"></a>
<a href="https://github.com/exoplanet-dev/exoplanet/blob/{{this_branch}}/LICENSE">
<img src="https://img.shields.io/badge/license-MIT-blue.svg?style=flat"></a>
<a href="https://zenodo.org/badge/latestdoi/138077978">
