Remove unnecessary comments.

Author: Cirilla-zmh

instrumentation-loongsuite/loongsuite-instrumentation-agentscope/README.md

@@ -71,7 +71,6 @@ Control message content capture using environment variables:
 
 ```bash
 # Enable experimental GenAI semantic conventions
-# 启用实验性 GenAI 语义约定
 export OTEL_SEMCONV_STABILITY_OPT_IN=gen_ai_latest_experimental
 
 # Capture content in spans only