Update docs/integrations/avante.mdx

Co-authored-by: Dan Barr <danbarr@users.noreply.github.com>

Author: kantord

docs/integrations/avante.mdx

@@ -70,7 +70,7 @@ To take advantage of CodeGate's [model muxing feature](/features/muxing), use
 
 ```lua
 openai = {
-  endpoint = "http://localhost:8989/v1/mux", -- use the endpoint matching your LLM provider
+  endpoint = "http://localhost:8989/v1/mux", -- CodeGate's mux endpoint
   model = "gpt-4o",
   timeout = 30000, -- timeout in milliseconds
   temperature = 0, -- adjust if needed