Update README.md

README.md

@@ -13,8 +13,6 @@ SixLabors.ImageSharp
 [![License: AGPL v3](https://img.shields.io/badge/license-AGPL%20v3-blue.svg)](https://www.gnu.org/licenses/agpl-3.0)
 [![Gitter](https://badges.gitter.im/Join%20Chat.svg)](https://gitter.im/ImageSharp/General?utm_source=badge&utm_medium=badge&utm_campaign=pr-badge&utm_content=badge)
 [![Twitter](https://img.shields.io/twitter/url/http/shields.io.svg?style=flat&logo=twitter)](https://twitter.com/intent/tweet?hashtags=imagesharp,dotnet,oss&text=ImageSharp.+A+new+cross-platform+2D+graphics+API+in+C%23&url=https%3a%2f%2fgithub.com%2fSixLabors%2fImageSharp&via=sixlabors)
-[![OpenCollective](https://opencollective.com/imagesharp/backers/badge.svg)](#backers)
-[![OpenCollective](https://opencollective.com/imagesharp/sponsors/badge.svg)](#sponsors)
 
 </div>