add dict terms

Author: tomek-labuk

.github/styles/base/Dictionary.txt

@@ -709,6 +709,7 @@ requeue
 request_counts
 requestable
 RequestResponse
+rerank
 Rerank
 reranking
 resourceVersion

app/_how-tos/use-cohere-rerank-api.md

@@ -6,8 +6,6 @@ related_resources:
     url: /ai-gateway/
   - text: AI Proxy
     url: /plugins/ai-proxy/
-  - text: Cohere Chat API
-    url: https://docs.cohere.com/reference/chat
 
 description: "Use Cohere's rerank API for retrieval-augmented text generation with automatic relevance filtering and citations."