update sponsorships

Author: yngrtc

README.md

@@ -35,21 +35,23 @@
 <p align="center">
 <strong>Sponsored with 💖 by</strong><br>
 </p>
-<p align="center">
+<!--p align="center">
 <strong>Gold Sponsors:</strong><br>
 <a href="https://www.parity.io/" target="_blank">
 <img src="https://raw.githubusercontent.com/webrtc-rs/webrtc/master/doc/parity.png" style="height:75px;" alt="Parity Technologies">
-</a><br>
+</a><br-->
 <p align="center">
 <strong>Silver Sponsors:</strong><br>
 <a href="https://getstream.io/video/voice-calling/?utm_source=https://github.com/webrtc-rs/webrtc&utm_medium=sponsorship&utm_content=&utm_campaign=webrtcRepo_July2023_video_klmh22" target="_blank">
 <img src="https://stream-blog-v2.imgix.net/blog/wp-content/uploads/f7401112f41742c4e173c30d4f318cb8/stream_logo_white.png?h=50" alt="Stream Chat">
 </a><br>
+<a href="https://channel.io/" target="_blank">
+<img src="https://raw.githubusercontent.com/webrtc-rs/webrtc/master/doc/ChannelTalk_logo.png" alt="ChannelTalk">
+</a><br>
+<strong>Bronze Sponsors:</strong><br>
 <a href="https://kittycad.io/" target="_blank">
 <img src="https://raw.githubusercontent.com/webrtc-rs/webrtc/master/doc/KittyCAD.png" alt="KittyCAD">
 </a><br>
-<strong>Bronze Sponsors:</strong><br>
-<a href="https://www.embark-studios.com/" target="_blank"><img src="https://raw.githubusercontent.com/webrtc-rs/webrtc/master/doc/embark.jpg" alt="embark"></a><br>
 <a href="https://github.com/AdrianEddy" target="_blank">AdrianEddy</a><br>
 </p>