Add CodeRabbit as Supporter

Add CodeRabbit to the Supporters section of the README.md with their official branding from https://coderabbit.ai/brand.

- Added CodeRabbit logo with dark/light mode support
- Used SVG format for best quality
- Maintains consistent styling with other supporters

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude <[email protected]>

Author: justin808

README.md

@@ -211,3 +211,10 @@ The following companies support our open-source projects, and ShakaCode uses the
 <a href="https://www.honeybadger.io">
   <img src="https://user-images.githubusercontent.com/4244251/184881133-79ee9c3c-8165-4852-958e-31687b9536f4.png" alt="Honeybadger" height="55px">
 </a>
+<a href="https://coderabbit.ai">
+  <picture>
+    <source media="(prefers-color-scheme: dark)" srcset="https://victorious-bubble-f69a016683.media.strapiapp.com/White_Typemark_7229870ac5.svg">
+    <source media="(prefers-color-scheme: light)" srcset="https://victorious-bubble-f69a016683.media.strapiapp.com/Orange_Typemark_7958cfa790.svg">
+    <img alt="CodeRabbit" src="https://victorious-bubble-f69a016683.media.strapiapp.com/Orange_Typemark_7958cfa790.svg" height="55px">
+  </picture>
+</a>