add Stability AI

Nice work 🤗
really in love with your space ❤️

src/pages/index.tsx

@@ -21,6 +21,7 @@ const PROVIDERS_MAP: Record<string, ProviderInfo> = {
   "Qwen": { color: "#0088cc", authors: ["Qwen"] },
   "Cohere For AI": { color: "#4C6EE6", authors: ["CohereForAI"] },
   "IBM": { color: "#4C6EE6", authors: ["ibm-granite"] },
+  "Stability AI": { color: "#23096218", authors: ["stabilityai"] },
 };
 
 interface ModelData {