fix lint

Signed-off-by: Siri Chongasamethaworn <siri@omise.co>

Author: KongZ

docs/cross_cluster_access.md

@@ -444,9 +444,7 @@ kubectl exec -it deployment/kubeai-chatbot -n kubeai-chatbot -- aws eks describe
 
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-<!-- vale off -->
-## AWS CLI Tool
-<!-- vale on -->
+## AWS command-line tool
 
 If you also want KubeAI to run `aws` commands (e.g. `aws eks describe-cluster`, `aws ec2 describe-instances`) in addition to `kubectl`, see [aws_cli_tool.md](aws_cli_tool.md). That guide covers enabling the tool, required IAM permissions, and cross-account AWS CLI access via named profiles.