chore: update readme

README.md

@@ -42,12 +42,6 @@ Learn more about [other installation methods](https://www.usememos.com/docs/inst
 
 Contributions are what make the open-source community such an amazing place to learn, inspire, and create. We greatly appreciate any contributions you make. Thank you for being a part of our community! 🥰
 
-## Sponsorship
-
-If you find Memos helpful, please consider sponsoring us. Your support will help us to continue developing and maintaining the project.
-
-❤️ Thanks to the following sponsors and backers: **[yourselfhosted](https://github.com/yourselfhosted)**, **[Burning_Wipf](https://github.com/KUKARAF)**, _[...see more](https://github.com/sponsors/usememos)_.
-
 ## Star history
 
 [![Star History Chart](https://api.star-history.com/svg?repos=usememos/memos&type=Date)](https://star-history.com/#usememos/memos&Date)