docs: trim redundant sentence from ManagedAgentGraph.run docstring

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

Author: jsonbailey

packages/sdk/server-ai/src/ldai/managed_agent_graph.py

@@ -33,10 +33,6 @@ async def run(self, input: Any) -> ManagedGraphResult:
         """
         Run the agent graph with the given input.
 
-        Delegates to the underlying AgentGraphRunner, builds a
-        :class:`GraphMetricSummary` from the result, and wraps everything in a
-        :class:`ManagedGraphResult`.
-
         :param input: The input prompt or structured input for the graph
         :return: ManagedGraphResult containing the content, metric summary, raw response,
             and an optional evaluations task (currently always ``None`` for graphs —