Merge pull request #42 from Sherlock113/docs/obser-meta

docs: Update LLM observability doc desc

Author: Sherlock113

docs/infrastructure-and-operations/challenges-in-building-infra-for-llm-inference/comprehensive-observability.md

@@ -1,6 +1,6 @@
 ---
 sidebar_position: 3
-description: Ensure reliable LLM inference with comprehensive observability across metrics, logs, and GPU performance.
+description: LLM observability provides end-to-end visibility into LLM inference, using metrics, logs, and events to ensure reliable, efficient, and scalable model performance.
 keywords:
     - LLM inference observability, LLM-specific metrics, inference metrics
     - GPU utilization, tokens per second, time to first token, total generation time, time per output token