chore(site): tweak wording on blog

Author: NathanFlurry

website/src/posts/2025-12-03-ai-generated-backends/page.mdx

@@ -3,7 +3,7 @@ export const published = "2025-12-03"
 export const category = "changelog"
 export const keywords = ["ai", "backend", "generation", "freestyle", "actors", "realtime", "database"]
 
-# Generating AI & User Generated Backends with Rivet
+# AI & User Generated Backends with Rivet
 
 **Rivet now supports programmatically deploying AI-generated and user-generated actor code to sandboxed namespaces, enabling use cases like AI code execution, user sandbox environments, preview deployments, and multi-tenant applications.**