Revert "readme: add info about the warp sponsor"

This reverts commit 990ce9a.

Author: dumbmoron

README.md

@@ -29,20 +29,6 @@ cobalt is a media downloader that doesn't piss you off. it's friendly, efficient
 
 paste the link, get the file, move on. that simple, just how it should be.
 
-### sponsors
-<div align="center" markdown="1">
-    <sup>special thanks to Warp for sponsoring the development of cobalt</sup>
-    <br>
-    <a href="https://go.warp.dev/cobalt">
-        <img alt="Warp banner" width="400" src="https://raw.githubusercontent.com/warpdotdev/brand-assets/be7d584f98e62b1579fd2e9338d4c7318a732f1b/Github/Sponsor/Warp-Github-LG-03.png">
-    </a>
-
-### [Warp, built for coding with multiple AI agents](https://go.warp.dev/cobalt)
-</div>
-
-#### RoyaleHosting
-cobalt is sponsored by [royalehosting.net](https://royalehosting.net/?partner=cobalt), and a part of our infrastructure is hosted on their network. we really appreciate their kindness and support!
-
 ### cobalt monorepo
 this monorepo includes source code for api, frontend, and related packages:
 - [api tree & readme](/api/)
@@ -67,6 +53,9 @@ same content can be downloaded via dev tools of any modern web browser.
 ### contributing
 if you're considering contributing to cobalt, first of all, thank you! check the [contribution guidelines here](/CONTRIBUTING.md) before getting started, they'll help you do your best right away.
 
+### thank you
+cobalt is sponsored by [royalehosting.net](https://royalehosting.net/?partner=cobalt). a part of our infrastructure is hosted on their network. we really appreciate their kindness and support!
+
 ### licenses
 for relevant licensing information, see the [api](api/README.md) and [web](web/README.md) READMEs.
 unless specified otherwise, the remainder of this repository is licensed under [AGPL-3.0](LICENSE).