review comment

Signed-off-by: Akihiko Kuroda <akihikokuroda2020@gmail.com>

Author: akihikokuroda

mellea/telemetry/metrics_plugins.py

@@ -533,10 +533,6 @@ async def record_tool_call(
         Args:
             payload: Contains model_tool_call (with func.name) and success flag.
             context: Plugin context (unused).
-
-        Uses func.name (original tool name) not model_tool_call.name (prefixed name)
-        to keep metric label cardinality bounded. Prefixing is for LLM context only,
-        not for observability labels.
         """
         from mellea.telemetry.metrics import record_tool_call